212938320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:1002

約数の個数: 240

約数和(自身を含む): 809144640

約数和(自身を除く): 596206320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 490, 532, 560, 570, 588, 665, 735, 760, 784, 798, 840, 912, 931, 953, 980, 1064, 1140, 1176, 1330, 1470, 1520, 1596, 1680, 1862, 1906, 1960, 1995, 2128, 2280, 2352, 2660, 2793, 2859, 2940, 3192, 3724, 3812, 3920, 3990, 4560, 4655, 4765, 5320, 5586, 5718, 5880, 6384, 6671, 7448, 7624, 7980, 9310, 9530, 10640, 11172, 11436, 11760, 13342, 13965, 14295, 14896, 15248, 15960, 18107, 18620, 19060, 20013, 22344, 22872, 26684, 27930, 28590, 31920, 33355, 36214, 37240, 38120, 40026, 44688, 45744, 46697, 53368, 54321, 55860, 57180, 66710, 72428, 74480, 76240, 80052, 90535, 93394, 100065, 106736, 108642, 111720, 114360, 126749, 133420, 140091, 144856, 160104, 181070, 186788, 200130, 217284, 223440, 228720, 233485, 253498, 266840, 271605, 280182, 289712, 320208, 362140, 373576, 380247, 400260, 434568, 466970, 506996, 533680, 543210, 560364, 633745, 700455, 724280, 747152, 760494, 800520, 869136, 887243, 933940, 1013992, 1086420, 1120728, 1267490, 1400910, 1448560, 1520988, 1601040, 1774486, 1867880, 1901235, 2027984, 2172840, 2241456, 2534980, 2661729, 2801820, 3041976, 3548972, 3735760, 3802470, 4345680, 4436215, 5069960, 5323458, 5603640, 6083952, 7097944, 7604940, 8872430, 10139920, 10646916, 11207280, 13308645, 14195888, 15209880, 17744860, 21293832, 26617290, 30419760, 35489720, 42587664, 53234580, 70979440, 106469160, 212938320]

約数ペア:

[(1, 212938320), (2, 106469160), (3, 70979440), (4, 53234580), (5, 42587664), (6, 35489720), (7, 30419760), (8, 26617290), (10, 21293832), (12, 17744860), (14, 15209880), (15, 14195888), (16, 13308645), (19, 11207280), (20, 10646916), (21, 10139920), (24, 8872430), (28, 7604940), (30, 7097944), (35, 6083952), (38, 5603640), (40, 5323458), (42, 5069960), (48, 4436215), (49, 4345680), (56, 3802470), (57, 3735760), (60, 3548972), (70, 3041976), (76, 2801820), (80, 2661729), (84, 2534980), (95, 2241456), (98, 2172840), (105, 2027984), (112, 1901235), (114, 1867880), (120, 1774486), (133, 1601040), (140, 1520988), (147, 1448560), (152, 1400910), (168, 1267490), (190, 1120728), (196, 1086420), (210, 1013992), (228, 933940), (240, 887243), (245, 869136), (266, 800520), (280, 760494), (285, 747152), (294, 724280), (304, 700455), (336, 633745), (380, 560364), (392, 543210), (399, 533680), (420, 506996), (456, 466970), (490, 434568), (532, 400260), (560, 380247), (570, 373576), (588, 362140), (665, 320208), (735, 289712), (760, 280182), (784, 271605), (798, 266840), (840, 253498), (912, 233485), (931, 228720), (953, 223440), (980, 217284), (1064, 200130), (1140, 186788), (1176, 181070), (1330, 160104), (1470, 144856), (1520, 140091), (1596, 133420), (1680, 126749), (1862, 114360), (1906, 111720), (1960, 108642), (1995, 106736), (2128, 100065), (2280, 93394), (2352, 90535), (2660, 80052), (2793, 76240), (2859, 74480), (2940, 72428), (3192, 66710), (3724, 57180), (3812, 55860), (3920, 54321), (3990, 53368), (4560, 46697), (4655, 45744), (4765, 44688), (5320, 40026), (5586, 38120), (5718, 37240), (5880, 36214), (6384, 33355), (6671, 31920), (7448, 28590), (7624, 27930), (7980, 26684), (9310, 22872), (9530, 22344), (10640, 20013), (11172, 19060), (11436, 18620), (11760, 18107), (13342, 15960), (13965, 15248), (14295, 14896)]