68820960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 192

約数和(自身を含む): 240045120

約数和(自身を除く): 171224160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 96, 104, 120, 123, 130, 156, 160, 164, 195, 205, 208, 240, 246, 260, 269, 312, 328, 390, 410, 416, 480, 492, 520, 533, 538, 615, 624, 656, 780, 807, 820, 984, 1040, 1066, 1076, 1230, 1248, 1312, 1345, 1560, 1599, 1614, 1640, 1968, 2080, 2132, 2152, 2460, 2665, 2690, 3120, 3198, 3228, 3280, 3497, 3936, 4035, 4264, 4304, 4920, 5330, 5380, 6240, 6396, 6456, 6560, 6994, 7995, 8070, 8528, 8608, 9840, 10491, 10660, 10760, 11029, 12792, 12912, 13988, 15990, 16140, 17056, 17485, 19680, 20982, 21320, 21520, 22058, 25584, 25824, 27976, 31980, 32280, 33087, 34970, 41964, 42640, 43040, 44116, 51168, 52455, 55145, 55952, 63960, 64560, 66174, 69940, 83928, 85280, 88232, 104910, 110290, 111904, 127920, 129120, 132348, 139880, 143377, 165435, 167856, 176464, 209820, 220580, 255840, 264696, 279760, 286754, 330870, 335712, 352928, 419640, 430131, 441160, 529392, 559520, 573508, 661740, 716885, 839280, 860262, 882320, 1058784, 1147016, 1323480, 1433770, 1678560, 1720524, 1764640, 2150655, 2294032, 2646960, 2867540, 3441048, 4301310, 4588064, 5293920, 5735080, 6882096, 8602620, 11470160, 13764192, 17205240, 22940320, 34410480, 68820960]

約数ペア:

[(1, 68820960), (2, 34410480), (3, 22940320), (4, 17205240), (5, 13764192), (6, 11470160), (8, 8602620), (10, 6882096), (12, 5735080), (13, 5293920), (15, 4588064), (16, 4301310), (20, 3441048), (24, 2867540), (26, 2646960), (30, 2294032), (32, 2150655), (39, 1764640), (40, 1720524), (41, 1678560), (48, 1433770), (52, 1323480), (60, 1147016), (65, 1058784), (78, 882320), (80, 860262), (82, 839280), (96, 716885), (104, 661740), (120, 573508), (123, 559520), (130, 529392), (156, 441160), (160, 430131), (164, 419640), (195, 352928), (205, 335712), (208, 330870), (240, 286754), (246, 279760), (260, 264696), (269, 255840), (312, 220580), (328, 209820), (390, 176464), (410, 167856), (416, 165435), (480, 143377), (492, 139880), (520, 132348), (533, 129120), (538, 127920), (615, 111904), (624, 110290), (656, 104910), (780, 88232), (807, 85280), (820, 83928), (984, 69940), (1040, 66174), (1066, 64560), (1076, 63960), (1230, 55952), (1248, 55145), (1312, 52455), (1345, 51168), (1560, 44116), (1599, 43040), (1614, 42640), (1640, 41964), (1968, 34970), (2080, 33087), (2132, 32280), (2152, 31980), (2460, 27976), (2665, 25824), (2690, 25584), (3120, 22058), (3198, 21520), (3228, 21320), (3280, 20982), (3497, 19680), (3936, 17485), (4035, 17056), (4264, 16140), (4304, 15990), (4920, 13988), (5330, 12912), (5380, 12792), (6240, 11029), (6396, 10760), (6456, 10660), (6560, 10491), (6994, 9840), (7995, 8608), (8070, 8528)]