61921260

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 168

約数和(自身を含む): 202720896

約数和(自身を除く): 140799636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 137, 155, 162, 180, 186, 243, 270, 274, 279, 310, 324, 372, 405, 411, 465, 486, 540, 548, 558, 620, 685, 729, 810, 822, 837, 930, 972, 1116, 1215, 1233, 1370, 1395, 1458, 1620, 1644, 1674, 1860, 2055, 2430, 2466, 2511, 2740, 2790, 2916, 3348, 3645, 3699, 4110, 4185, 4247, 4860, 4932, 5022, 5580, 6165, 7290, 7398, 7533, 8220, 8370, 8494, 10044, 11097, 12330, 12555, 12741, 14580, 14796, 15066, 16740, 16988, 18495, 21235, 22194, 22599, 24660, 25110, 25482, 30132, 33291, 36990, 37665, 38223, 42470, 44388, 45198, 50220, 50964, 55485, 63705, 66582, 73980, 75330, 76446, 84940, 90396, 99873, 110970, 112995, 114669, 127410, 133164, 150660, 152892, 166455, 191115, 199746, 221940, 225990, 229338, 254820, 332910, 344007, 382230, 399492, 451980, 458676, 499365, 573345, 665820, 688014, 764460, 998730, 1032021, 1146690, 1376028, 1720035, 1997460, 2064042, 2293380, 3096063, 3440070, 4128084, 5160105, 6192126, 6880140, 10320210, 12384252, 15480315, 20640420, 30960630, 61921260]

約数ペア:

[(1, 61921260), (2, 30960630), (3, 20640420), (4, 15480315), (5, 12384252), (6, 10320210), (9, 6880140), (10, 6192126), (12, 5160105), (15, 4128084), (18, 3440070), (20, 3096063), (27, 2293380), (30, 2064042), (31, 1997460), (36, 1720035), (45, 1376028), (54, 1146690), (60, 1032021), (62, 998730), (81, 764460), (90, 688014), (93, 665820), (108, 573345), (124, 499365), (135, 458676), (137, 451980), (155, 399492), (162, 382230), (180, 344007), (186, 332910), (243, 254820), (270, 229338), (274, 225990), (279, 221940), (310, 199746), (324, 191115), (372, 166455), (405, 152892), (411, 150660), (465, 133164), (486, 127410), (540, 114669), (548, 112995), (558, 110970), (620, 99873), (685, 90396), (729, 84940), (810, 76446), (822, 75330), (837, 73980), (930, 66582), (972, 63705), (1116, 55485), (1215, 50964), (1233, 50220), (1370, 45198), (1395, 44388), (1458, 42470), (1620, 38223), (1644, 37665), (1674, 36990), (1860, 33291), (2055, 30132), (2430, 25482), (2466, 25110), (2511, 24660), (2740, 22599), (2790, 22194), (2916, 21235), (3348, 18495), (3645, 16988), (3699, 16740), (4110, 15066), (4185, 14796), (4247, 14580), (4860, 12741), (4932, 12555), (5022, 12330), (5580, 11097), (6165, 10044), (7290, 8494), (7398, 8370), (7533, 8220)]