40389440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 126309120

約数和(自身を除く): 85919680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 73, 76, 80, 91, 95, 104, 112, 130, 133, 140, 146, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 292, 304, 320, 364, 365, 380, 416, 448, 455, 494, 511, 520, 532, 560, 584, 608, 665, 728, 730, 760, 832, 910, 949, 988, 1022, 1040, 1064, 1120, 1168, 1216, 1235, 1330, 1387, 1456, 1460, 1520, 1729, 1820, 1898, 1976, 2044, 2080, 2128, 2240, 2336, 2470, 2555, 2660, 2774, 2912, 2920, 3040, 3458, 3640, 3796, 3952, 4088, 4160, 4256, 4672, 4745, 4940, 5110, 5320, 5548, 5824, 5840, 6080, 6643, 6916, 6935, 7280, 7592, 7904, 8176, 8512, 8645, 9490, 9709, 9880, 10220, 10640, 11096, 11680, 13286, 13832, 13870, 14560, 15184, 15808, 16352, 17290, 18031, 18980, 19418, 19760, 20440, 21280, 22192, 23360, 26572, 27664, 27740, 29120, 30368, 32704, 33215, 34580, 36062, 37960, 38836, 39520, 40880, 42560, 44384, 48545, 53144, 55328, 55480, 60736, 66430, 69160, 72124, 75920, 77672, 79040, 81760, 88768, 90155, 97090, 106288, 110656, 110960, 126217, 132860, 138320, 144248, 151840, 155344, 163520, 180310, 194180, 212576, 221920, 252434, 265720, 276640, 288496, 303680, 310688, 360620, 388360, 425152, 443840, 504868, 531440, 553280, 576992, 621376, 631085, 721240, 776720, 1009736, 1062880, 1153984, 1262170, 1442480, 1553440, 2019472, 2125760, 2524340, 2884960, 3106880, 4038944, 5048680, 5769920, 8077888, 10097360, 20194720, 40389440]

約数ペア:

[(1, 40389440), (2, 20194720), (4, 10097360), (5, 8077888), (7, 5769920), (8, 5048680), (10, 4038944), (13, 3106880), (14, 2884960), (16, 2524340), (19, 2125760), (20, 2019472), (26, 1553440), (28, 1442480), (32, 1262170), (35, 1153984), (38, 1062880), (40, 1009736), (52, 776720), (56, 721240), (64, 631085), (65, 621376), (70, 576992), (73, 553280), (76, 531440), (80, 504868), (91, 443840), (95, 425152), (104, 388360), (112, 360620), (130, 310688), (133, 303680), (140, 288496), (146, 276640), (152, 265720), (160, 252434), (182, 221920), (190, 212576), (208, 194180), (224, 180310), (247, 163520), (260, 155344), (266, 151840), (280, 144248), (292, 138320), (304, 132860), (320, 126217), (364, 110960), (365, 110656), (380, 106288), (416, 97090), (448, 90155), (455, 88768), (494, 81760), (511, 79040), (520, 77672), (532, 75920), (560, 72124), (584, 69160), (608, 66430), (665, 60736), (728, 55480), (730, 55328), (760, 53144), (832, 48545), (910, 44384), (949, 42560), (988, 40880), (1022, 39520), (1040, 38836), (1064, 37960), (1120, 36062), (1168, 34580), (1216, 33215), (1235, 32704), (1330, 30368), (1387, 29120), (1456, 27740), (1460, 27664), (1520, 26572), (1729, 23360), (1820, 22192), (1898, 21280), (1976, 20440), (2044, 19760), (2080, 19418), (2128, 18980), (2240, 18031), (2336, 17290), (2470, 16352), (2555, 15808), (2660, 15184), (2774, 14560), (2912, 13870), (2920, 13832), (3040, 13286), (3458, 11680), (3640, 11096), (3796, 10640), (3952, 10220), (4088, 9880), (4160, 9709), (4256, 9490), (4672, 8645), (4745, 8512), (4940, 8176), (5110, 7904), (5320, 7592), (5548, 7280), (5824, 6935), (5840, 6916), (6080, 6643)]