215711640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:447

約数の個数: 256

約数和(自身を含む): 787968000

約数和(自身を除く): 572256360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 85, 90, 93, 102, 108, 120, 124, 135, 136, 153, 155, 170, 180, 186, 204, 216, 248, 255, 270, 279, 306, 310, 340, 360, 372, 379, 408, 459, 465, 510, 527, 540, 558, 612, 620, 680, 744, 758, 765, 837, 918, 930, 1020, 1054, 1080, 1116, 1137, 1224, 1240, 1395, 1516, 1530, 1581, 1674, 1836, 1860, 1895, 2040, 2108, 2232, 2274, 2295, 2635, 2790, 3032, 3060, 3162, 3348, 3411, 3672, 3720, 3790, 4185, 4216, 4548, 4590, 4743, 5270, 5580, 5685, 6120, 6324, 6443, 6696, 6822, 7580, 7905, 8370, 9096, 9180, 9486, 10233, 10540, 11160, 11370, 11749, 12648, 12886, 13644, 14229, 15160, 15810, 16740, 17055, 18360, 18972, 19329, 20466, 21080, 22740, 23498, 23715, 25772, 27288, 28458, 31620, 32215, 33480, 34110, 35247, 37944, 38658, 40932, 45480, 46996, 47430, 51165, 51544, 56916, 57987, 58745, 63240, 64430, 68220, 70494, 71145, 77316, 81864, 93992, 94860, 96645, 102330, 105741, 113832, 115974, 117490, 128860, 136440, 140988, 142290, 154632, 173961, 176235, 189720, 193290, 199733, 204660, 211482, 231948, 234980, 257720, 281976, 284580, 289935, 317223, 347922, 352470, 386580, 399466, 409320, 422964, 463896, 469960, 528705, 569160, 579870, 599199, 634446, 695844, 704940, 773160, 798932, 845928, 869805, 998665, 1057410, 1159740, 1198398, 1268892, 1391688, 1409880, 1586115, 1597864, 1739610, 1797597, 1997330, 2114820, 2319480, 2396796, 2537784, 2995995, 3172230, 3479220, 3595194, 3994660, 4229640, 4793592, 5392791, 5991990, 6344460, 6958440, 7190388, 7989320, 8987985, 10785582, 11983980, 12688920, 14380776, 17975970, 21571164, 23967960, 26963955, 35951940, 43142328, 53927910, 71903880, 107855820, 215711640]

約数ペア:

[(1, 215711640), (2, 107855820), (3, 71903880), (4, 53927910), (5, 43142328), (6, 35951940), (8, 26963955), (9, 23967960), (10, 21571164), (12, 17975970), (15, 14380776), (17, 12688920), (18, 11983980), (20, 10785582), (24, 8987985), (27, 7989320), (30, 7190388), (31, 6958440), (34, 6344460), (36, 5991990), (40, 5392791), (45, 4793592), (51, 4229640), (54, 3994660), (60, 3595194), (62, 3479220), (68, 3172230), (72, 2995995), (85, 2537784), (90, 2396796), (93, 2319480), (102, 2114820), (108, 1997330), (120, 1797597), (124, 1739610), (135, 1597864), (136, 1586115), (153, 1409880), (155, 1391688), (170, 1268892), (180, 1198398), (186, 1159740), (204, 1057410), (216, 998665), (248, 869805), (255, 845928), (270, 798932), (279, 773160), (306, 704940), (310, 695844), (340, 634446), (360, 599199), (372, 579870), (379, 569160), (408, 528705), (459, 469960), (465, 463896), (510, 422964), (527, 409320), (540, 399466), (558, 386580), (612, 352470), (620, 347922), (680, 317223), (744, 289935), (758, 284580), (765, 281976), (837, 257720), (918, 234980), (930, 231948), (1020, 211482), (1054, 204660), (1080, 199733), (1116, 193290), (1137, 189720), (1224, 176235), (1240, 173961), (1395, 154632), (1516, 142290), (1530, 140988), (1581, 136440), (1674, 128860), (1836, 117490), (1860, 115974), (1895, 113832), (2040, 105741), (2108, 102330), (2232, 96645), (2274, 94860), (2295, 93992), (2635, 81864), (2790, 77316), (3032, 71145), (3060, 70494), (3162, 68220), (3348, 64430), (3411, 63240), (3672, 58745), (3720, 57987), (3790, 56916), (4185, 51544), (4216, 51165), (4548, 47430), (4590, 46996), (4743, 45480), (5270, 40932), (5580, 38658), (5685, 37944), (6120, 35247), (6324, 34110), (6443, 33480), (6696, 32215), (6822, 31620), (7580, 28458), (7905, 27288), (8370, 25772), (9096, 23715), (9180, 23498), (9486, 22740), (10233, 21080), (10540, 20466), (11160, 19329), (11370, 18972), (11749, 18360), (12648, 17055), (12886, 16740), (13644, 15810), (14229, 15160)]