79688180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 211150800

約数和(自身を除く): 131462620

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 121, 130, 143, 149, 170, 187, 220, 221, 242, 260, 286, 298, 340, 374, 442, 484, 572, 596, 605, 715, 745, 748, 884, 935, 1105, 1210, 1430, 1490, 1573, 1639, 1870, 1937, 2057, 2210, 2420, 2431, 2533, 2860, 2980, 3146, 3278, 3740, 3874, 4114, 4420, 4862, 5066, 6292, 6556, 7748, 7865, 8195, 8228, 9685, 9724, 10132, 10285, 12155, 12665, 15730, 16390, 18029, 19370, 20570, 21307, 24310, 25330, 26741, 27863, 31460, 32780, 32929, 36058, 38740, 41140, 42614, 48620, 50660, 53482, 55726, 65858, 72116, 85228, 90145, 106535, 106964, 111452, 131716, 133705, 139315, 164645, 180290, 213070, 234377, 267410, 278630, 306493, 329290, 360580, 362219, 426140, 468754, 534820, 557260, 612986, 658580, 724438, 937508, 1171885, 1225972, 1448876, 1532465, 1811095, 2343770, 3064930, 3622190, 3984409, 4687540, 6129860, 7244380, 7968818, 15937636, 19922045, 39844090, 79688180]

約数ペア:

[(1, 79688180), (2, 39844090), (4, 19922045), (5, 15937636), (10, 7968818), (11, 7244380), (13, 6129860), (17, 4687540), (20, 3984409), (22, 3622190), (26, 3064930), (34, 2343770), (44, 1811095), (52, 1532465), (55, 1448876), (65, 1225972), (68, 1171885), (85, 937508), (110, 724438), (121, 658580), (130, 612986), (143, 557260), (149, 534820), (170, 468754), (187, 426140), (220, 362219), (221, 360580), (242, 329290), (260, 306493), (286, 278630), (298, 267410), (340, 234377), (374, 213070), (442, 180290), (484, 164645), (572, 139315), (596, 133705), (605, 131716), (715, 111452), (745, 106964), (748, 106535), (884, 90145), (935, 85228), (1105, 72116), (1210, 65858), (1430, 55726), (1490, 53482), (1573, 50660), (1639, 48620), (1870, 42614), (1937, 41140), (2057, 38740), (2210, 36058), (2420, 32929), (2431, 32780), (2533, 31460), (2860, 27863), (2980, 26741), (3146, 25330), (3278, 24310), (3740, 21307), (3874, 20570), (4114, 19370), (4420, 18029), (4862, 16390), (5066, 15730), (6292, 12665), (6556, 12155), (7748, 10285), (7865, 10132), (8195, 9724), (8228, 9685)]