216189480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1163

約数の個数: 128

約数和(自身を含む): 704188800

約数和(自身を除く): 487999320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 312, 390, 417, 520, 556, 695, 780, 834, 997, 1112, 1390, 1560, 1668, 1807, 1994, 2085, 2780, 2991, 3336, 3614, 3988, 4170, 4985, 5421, 5560, 5982, 7228, 7976, 8340, 9035, 9970, 10842, 11964, 12961, 14456, 14955, 16680, 18070, 19940, 21684, 23928, 25922, 27105, 29910, 36140, 38883, 39880, 43368, 51844, 54210, 59820, 64805, 72280, 77766, 103688, 108420, 119640, 129610, 138583, 155532, 194415, 216840, 259220, 277166, 311064, 388830, 415749, 518440, 554332, 692915, 777660, 831498, 1108664, 1385830, 1555320, 1662996, 1801579, 2078745, 2771660, 3325992, 3603158, 4157490, 5404737, 5543320, 7206316, 8314980, 9007895, 10809474, 14412632, 16629960, 18015790, 21618948, 27023685, 36031580, 43237896, 54047370, 72063160, 108094740, 216189480]

約数ペア:

[(1, 216189480), (2, 108094740), (3, 72063160), (4, 54047370), (5, 43237896), (6, 36031580), (8, 27023685), (10, 21618948), (12, 18015790), (13, 16629960), (15, 14412632), (20, 10809474), (24, 9007895), (26, 8314980), (30, 7206316), (39, 5543320), (40, 5404737), (52, 4157490), (60, 3603158), (65, 3325992), (78, 2771660), (104, 2078745), (120, 1801579), (130, 1662996), (139, 1555320), (156, 1385830), (195, 1108664), (260, 831498), (278, 777660), (312, 692915), (390, 554332), (417, 518440), (520, 415749), (556, 388830), (695, 311064), (780, 277166), (834, 259220), (997, 216840), (1112, 194415), (1390, 155532), (1560, 138583), (1668, 129610), (1807, 119640), (1994, 108420), (2085, 103688), (2780, 77766), (2991, 72280), (3336, 64805), (3614, 59820), (3988, 54210), (4170, 51844), (4985, 43368), (5421, 39880), (5560, 38883), (5982, 36140), (7228, 29910), (7976, 27105), (8340, 25922), (9035, 23928), (9970, 21684), (10842, 19940), (11964, 18070), (12961, 16680), (14456, 14955)]