65686920

素因数分解:

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

素因数の和:160

約数の個数: 192

約数和(自身を含む): 221356800

約数和(自身を除く): 155669880

約数列:

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

約数ペア:

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