131373840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 240

約数和(自身を含む): 457470720

約数和(自身を除く): 326096880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 79, 80, 82, 104, 120, 123, 130, 156, 158, 164, 169, 195, 205, 208, 237, 240, 246, 260, 312, 316, 328, 338, 390, 395, 410, 474, 492, 507, 520, 533, 615, 624, 632, 656, 676, 780, 790, 820, 845, 948, 984, 1014, 1027, 1040, 1066, 1185, 1230, 1264, 1352, 1560, 1580, 1599, 1640, 1690, 1896, 1968, 2028, 2054, 2132, 2370, 2460, 2535, 2665, 2704, 3081, 3120, 3160, 3198, 3239, 3280, 3380, 3792, 4056, 4108, 4264, 4740, 4920, 5070, 5135, 5330, 6162, 6320, 6396, 6478, 6760, 6929, 7995, 8112, 8216, 8528, 9480, 9717, 9840, 10140, 10270, 10660, 12324, 12792, 12956, 13351, 13520, 13858, 15405, 15990, 16195, 16432, 18960, 19434, 20280, 20540, 20787, 21320, 24648, 25584, 25912, 26702, 27716, 30810, 31980, 32390, 34645, 38868, 40053, 40560, 41080, 41574, 42107, 42640, 48585, 49296, 51824, 53404, 55432, 61620, 63960, 64780, 66755, 69290, 77736, 80106, 82160, 83148, 84214, 97170, 103935, 106808, 110864, 123240, 126321, 127920, 129560, 133510, 138580, 155472, 160212, 166296, 168428, 194340, 200265, 207870, 210535, 213616, 246480, 252642, 259120, 267020, 277160, 320424, 332592, 336856, 388680, 400530, 415740, 421070, 505284, 534040, 547391, 554320, 631605, 640848, 673712, 777360, 801060, 831480, 842140, 1010568, 1068080, 1094782, 1263210, 1602120, 1642173, 1662960, 1684280, 2021136, 2189564, 2526420, 2736955, 3204240, 3284346, 3368560, 4379128, 5052840, 5473910, 6568692, 8210865, 8758256, 10105680, 10947820, 13137384, 16421730, 21895640, 26274768, 32843460, 43791280, 65686920, 131373840]

約数ペア:

[(1, 131373840), (2, 65686920), (3, 43791280), (4, 32843460), (5, 26274768), (6, 21895640), (8, 16421730), (10, 13137384), (12, 10947820), (13, 10105680), (15, 8758256), (16, 8210865), (20, 6568692), (24, 5473910), (26, 5052840), (30, 4379128), (39, 3368560), (40, 3284346), (41, 3204240), (48, 2736955), (52, 2526420), (60, 2189564), (65, 2021136), (78, 1684280), (79, 1662960), (80, 1642173), (82, 1602120), (104, 1263210), (120, 1094782), (123, 1068080), (130, 1010568), (156, 842140), (158, 831480), (164, 801060), (169, 777360), (195, 673712), (205, 640848), (208, 631605), (237, 554320), (240, 547391), (246, 534040), (260, 505284), (312, 421070), (316, 415740), (328, 400530), (338, 388680), (390, 336856), (395, 332592), (410, 320424), (474, 277160), (492, 267020), (507, 259120), (520, 252642), (533, 246480), (615, 213616), (624, 210535), (632, 207870), (656, 200265), (676, 194340), (780, 168428), (790, 166296), (820, 160212), (845, 155472), (948, 138580), (984, 133510), (1014, 129560), (1027, 127920), (1040, 126321), (1066, 123240), (1185, 110864), (1230, 106808), (1264, 103935), (1352, 97170), (1560, 84214), (1580, 83148), (1599, 82160), (1640, 80106), (1690, 77736), (1896, 69290), (1968, 66755), (2028, 64780), (2054, 63960), (2132, 61620), (2370, 55432), (2460, 53404), (2535, 51824), (2665, 49296), (2704, 48585), (3081, 42640), (3120, 42107), (3160, 41574), (3198, 41080), (3239, 40560), (3280, 40053), (3380, 38868), (3792, 34645), (4056, 32390), (4108, 31980), (4264, 30810), (4740, 27716), (4920, 26702), (5070, 25912), (5135, 25584), (5330, 24648), (6162, 21320), (6320, 20787), (6396, 20540), (6478, 20280), (6760, 19434), (6929, 18960), (7995, 16432), (8112, 16195), (8216, 15990), (8528, 15405), (9480, 13858), (9717, 13520), (9840, 13351), (10140, 12956), (10270, 12792), (10660, 12324)]