18123434940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{15817}}^1$

素因数の和:15968

約数の個数: 144

約数和(自身を含む): 55439179488

約数和(自身を除く): 37315744548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 113, 130, 156, 169, 195, 226, 260, 338, 339, 390, 452, 507, 565, 676, 678, 780, 845, 1014, 1130, 1356, 1469, 1690, 1695, 2028, 2260, 2535, 2938, 3380, 3390, 4407, 5070, 5876, 6780, 7345, 8814, 10140, 14690, 15817, 17628, 19097, 22035, 29380, 31634, 38194, 44070, 47451, 57291, 63268, 76388, 79085, 88140, 94902, 95485, 114582, 158170, 189804, 190970, 205621, 229164, 237255, 286455, 316340, 381940, 411242, 474510, 572910, 616863, 822484, 949020, 1028105, 1145820, 1233726, 1787321, 2056210, 2467452, 2673073, 3084315, 3574642, 4112420, 5346146, 5361963, 6168630, 7149284, 8019219, 8936605, 10692292, 10723926, 12337260, 13365365, 16038438, 17873210, 21447852, 23235173, 26730730, 26809815, 32076876, 35746420, 40096095, 46470346, 53461460, 53619630, 69705519, 80192190, 92940692, 107239260, 116175865, 139411038, 160384380, 232351730, 278822076, 302057249, 348527595, 464703460, 604114498, 697055190, 906171747, 1208228996, 1394110380, 1510286245, 1812343494, 3020572490, 3624686988, 4530858735, 6041144980, 9061717470, 18123434940]

約数ペア:

[(1, 18123434940), (2, 9061717470), (3, 6041144980), (4, 4530858735), (5, 3624686988), (6, 3020572490), (10, 1812343494), (12, 1510286245), (13, 1394110380), (15, 1208228996), (20, 906171747), (26, 697055190), (30, 604114498), (39, 464703460), (52, 348527595), (60, 302057249), (65, 278822076), (78, 232351730), (113, 160384380), (130, 139411038), (156, 116175865), (169, 107239260), (195, 92940692), (226, 80192190), (260, 69705519), (338, 53619630), (339, 53461460), (390, 46470346), (452, 40096095), (507, 35746420), (565, 32076876), (676, 26809815), (678, 26730730), (780, 23235173), (845, 21447852), (1014, 17873210), (1130, 16038438), (1356, 13365365), (1469, 12337260), (1690, 10723926), (1695, 10692292), (2028, 8936605), (2260, 8019219), (2535, 7149284), (2938, 6168630), (3380, 5361963), (3390, 5346146), (4407, 4112420), (5070, 3574642), (5876, 3084315), (6780, 2673073), (7345, 2467452), (8814, 2056210), (10140, 1787321), (14690, 1233726), (15817, 1145820), (17628, 1028105), (19097, 949020), (22035, 822484), (29380, 616863), (31634, 572910), (38194, 474510), (44070, 411242), (47451, 381940), (57291, 316340), (63268, 286455), (76388, 237255), (79085, 229164), (88140, 205621), (94902, 190970), (95485, 189804), (114582, 158170)]