38757720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 124416000

約数和(自身を除く): 85658280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 114, 120, 152, 178, 190, 191, 228, 267, 285, 356, 380, 382, 445, 456, 534, 570, 573, 712, 760, 764, 890, 955, 1068, 1140, 1146, 1335, 1528, 1691, 1780, 1910, 2136, 2280, 2292, 2670, 2865, 3382, 3560, 3629, 3820, 4584, 5073, 5340, 5730, 6764, 7258, 7640, 8455, 10146, 10680, 10887, 11460, 13528, 14516, 16910, 16999, 18145, 20292, 21774, 22920, 25365, 29032, 33820, 33998, 36290, 40584, 43548, 50730, 50997, 54435, 67640, 67996, 72580, 84995, 87096, 101460, 101994, 108870, 135992, 145160, 169990, 202920, 203988, 217740, 254985, 322981, 339980, 407976, 435480, 509970, 645962, 679960, 968943, 1019940, 1291924, 1614905, 1937886, 2039880, 2583848, 3229810, 3875772, 4844715, 6459620, 7751544, 9689430, 12919240, 19378860, 38757720]

約数ペア:

[(1, 38757720), (2, 19378860), (3, 12919240), (4, 9689430), (5, 7751544), (6, 6459620), (8, 4844715), (10, 3875772), (12, 3229810), (15, 2583848), (19, 2039880), (20, 1937886), (24, 1614905), (30, 1291924), (38, 1019940), (40, 968943), (57, 679960), (60, 645962), (76, 509970), (89, 435480), (95, 407976), (114, 339980), (120, 322981), (152, 254985), (178, 217740), (190, 203988), (191, 202920), (228, 169990), (267, 145160), (285, 135992), (356, 108870), (380, 101994), (382, 101460), (445, 87096), (456, 84995), (534, 72580), (570, 67996), (573, 67640), (712, 54435), (760, 50997), (764, 50730), (890, 43548), (955, 40584), (1068, 36290), (1140, 33998), (1146, 33820), (1335, 29032), (1528, 25365), (1691, 22920), (1780, 21774), (1910, 20292), (2136, 18145), (2280, 16999), (2292, 16910), (2670, 14516), (2865, 13528), (3382, 11460), (3560, 10887), (3629, 10680), (3820, 10146), (4584, 8455), (5073, 7640), (5340, 7258), (5730, 6764)]