21417576720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1354

約数の個数: 320

約数和(自身を含む): 72392866560

約数和(自身を除く): 50975289840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 41, 48, 57, 60, 76, 80, 82, 95, 97, 114, 120, 123, 152, 164, 190, 194, 205, 228, 240, 246, 285, 291, 304, 328, 380, 388, 410, 456, 485, 492, 570, 582, 615, 656, 760, 776, 779, 820, 912, 970, 984, 1140, 1164, 1181, 1230, 1455, 1520, 1552, 1558, 1640, 1843, 1940, 1968, 2280, 2328, 2337, 2362, 2460, 2910, 3116, 3280, 3543, 3686, 3880, 3895, 3977, 4560, 4656, 4674, 4724, 4920, 5529, 5820, 5905, 6232, 7086, 7372, 7760, 7790, 7954, 9215, 9348, 9448, 9840, 11058, 11640, 11685, 11810, 11931, 12464, 14172, 14744, 15580, 15908, 17715, 18430, 18696, 18896, 19885, 22116, 22439, 23280, 23370, 23620, 23862, 27645, 28344, 29488, 31160, 31816, 35430, 36860, 37392, 39770, 44232, 44878, 46740, 47240, 47724, 48421, 55290, 56688, 59655, 62320, 63632, 67317, 70860, 73720, 75563, 79540, 88464, 89756, 93480, 94480, 95448, 96842, 110580, 112195, 114557, 119310, 134634, 141720, 145263, 147440, 151126, 159080, 179512, 186960, 190896, 193684, 221160, 224390, 226689, 229114, 238620, 242105, 269268, 283440, 290526, 302252, 318160, 336585, 343671, 359024, 377815, 387368, 442320, 448780, 453378, 458228, 477240, 484210, 538536, 572785, 581052, 604504, 673170, 687342, 726315, 755630, 774736, 897560, 906756, 916456, 919999, 954480, 968420, 1077072, 1133445, 1145570, 1162104, 1209008, 1346340, 1374684, 1452630, 1511260, 1718355, 1795120, 1813512, 1832912, 1839998, 1936840, 2176583, 2266890, 2291140, 2324208, 2692680, 2749368, 2759997, 2905260, 3022520, 3436710, 3627024, 3679996, 3873680, 4353166, 4533780, 4582280, 4599995, 4696837, 5385360, 5498736, 5519994, 5810520, 6045040, 6529749, 6873420, 7359992, 8706332, 9067560, 9164560, 9199990, 9393674, 10882915, 11039988, 11621040, 13059498, 13746840, 13799985, 14090511, 14719984, 17412664, 18135120, 18399980, 18787348, 21765830, 22079976, 23484185, 26118996, 27493680, 27599970, 28181022, 32648745, 34825328, 36799960, 37574696, 43531660, 44159952, 46968370, 52237992, 55199940, 56362044, 65297490, 70452555, 73599920, 75149392, 87063320, 89239903, 93936740, 104475984, 110399880, 112724088, 130594980, 140905110, 174126640, 178479806, 187873480, 220799760, 225448176, 261189960, 267719709, 281810220, 356959612, 375746960, 446199515, 522379920, 535439418, 563620440, 713919224, 892399030, 1070878836, 1127240880, 1338598545, 1427838448, 1784798060, 2141757672, 2677197090, 3569596120, 4283515344, 5354394180, 7139192240, 10708788360, 21417576720]

約数ペア:

[(1, 21417576720), (2, 10708788360), (3, 7139192240), (4, 5354394180), (5, 4283515344), (6, 3569596120), (8, 2677197090), (10, 2141757672), (12, 1784798060), (15, 1427838448), (16, 1338598545), (19, 1127240880), (20, 1070878836), (24, 892399030), (30, 713919224), (38, 563620440), (40, 535439418), (41, 522379920), (48, 446199515), (57, 375746960), (60, 356959612), (76, 281810220), (80, 267719709), (82, 261189960), (95, 225448176), (97, 220799760), (114, 187873480), (120, 178479806), (123, 174126640), (152, 140905110), (164, 130594980), (190, 112724088), (194, 110399880), (205, 104475984), (228, 93936740), (240, 89239903), (246, 87063320), (285, 75149392), (291, 73599920), (304, 70452555), (328, 65297490), (380, 56362044), (388, 55199940), (410, 52237992), (456, 46968370), (485, 44159952), (492, 43531660), (570, 37574696), (582, 36799960), (615, 34825328), (656, 32648745), (760, 28181022), (776, 27599970), (779, 27493680), (820, 26118996), (912, 23484185), (970, 22079976), (984, 21765830), (1140, 18787348), (1164, 18399980), (1181, 18135120), (1230, 17412664), (1455, 14719984), (1520, 14090511), (1552, 13799985), (1558, 13746840), (1640, 13059498), (1843, 11621040), (1940, 11039988), (1968, 10882915), (2280, 9393674), (2328, 9199990), (2337, 9164560), (2362, 9067560), (2460, 8706332), (2910, 7359992), (3116, 6873420), (3280, 6529749), (3543, 6045040), (3686, 5810520), (3880, 5519994), (3895, 5498736), (3977, 5385360), (4560, 4696837), (4656, 4599995), (4674, 4582280), (4724, 4533780), (4920, 4353166), (5529, 3873680), (5820, 3679996), (5905, 3627024), (6232, 3436710), (7086, 3022520), (7372, 2905260), (7760, 2759997), (7790, 2749368), (7954, 2692680), (9215, 2324208), (9348, 2291140), (9448, 2266890), (9840, 2176583), (11058, 1936840), (11640, 1839998), (11685, 1832912), (11810, 1813512), (11931, 1795120), (12464, 1718355), (14172, 1511260), (14744, 1452630), (15580, 1374684), (15908, 1346340), (17715, 1209008), (18430, 1162104), (18696, 1145570), (18896, 1133445), (19885, 1077072), (22116, 968420), (22439, 954480), (23280, 919999), (23370, 916456), (23620, 906756), (23862, 897560), (27645, 774736), (28344, 755630), (29488, 726315), (31160, 687342), (31816, 673170), (35430, 604504), (36860, 581052), (37392, 572785), (39770, 538536), (44232, 484210), (44878, 477240), (46740, 458228), (47240, 453378), (47724, 448780), (48421, 442320), (55290, 387368), (56688, 377815), (59655, 359024), (62320, 343671), (63632, 336585), (67317, 318160), (70860, 302252), (73720, 290526), (75563, 283440), (79540, 269268), (88464, 242105), (89756, 238620), (93480, 229114), (94480, 226689), (95448, 224390), (96842, 221160), (110580, 193684), (112195, 190896), (114557, 186960), (119310, 179512), (134634, 159080), (141720, 151126), (145263, 147440)]