172940897660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{29723}}^1$

素因数の和:30015

約数の個数: 96

約数和(自身を含む): 390551958720

約数和(自身を除く): 217611061060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 157, 170, 218, 314, 340, 436, 545, 628, 785, 1090, 1570, 1853, 2180, 2669, 3140, 3706, 5338, 7412, 9265, 10676, 13345, 17113, 18530, 26690, 29723, 34226, 37060, 53380, 59446, 68452, 85565, 118892, 148615, 171130, 290921, 297230, 342260, 505291, 581842, 594460, 1010582, 1163684, 1454605, 2021164, 2526455, 2909210, 3239807, 4666511, 5052910, 5818420, 6479614, 9333022, 10105820, 12959228, 16199035, 18666044, 23332555, 32398070, 46665110, 55076719, 64796140, 79330687, 93330220, 110153438, 158661374, 220306876, 275383595, 317322748, 396653435, 508649699, 550767190, 793306870, 1017299398, 1101534380, 1586613740, 2034598796, 2543248495, 5086496990, 8647044883, 10172993980, 17294089766, 34588179532, 43235224415, 86470448830, 172940897660]

約数ペア:

[(1, 172940897660), (2, 86470448830), (4, 43235224415), (5, 34588179532), (10, 17294089766), (17, 10172993980), (20, 8647044883), (34, 5086496990), (68, 2543248495), (85, 2034598796), (109, 1586613740), (157, 1101534380), (170, 1017299398), (218, 793306870), (314, 550767190), (340, 508649699), (436, 396653435), (545, 317322748), (628, 275383595), (785, 220306876), (1090, 158661374), (1570, 110153438), (1853, 93330220), (2180, 79330687), (2669, 64796140), (3140, 55076719), (3706, 46665110), (5338, 32398070), (7412, 23332555), (9265, 18666044), (10676, 16199035), (13345, 12959228), (17113, 10105820), (18530, 9333022), (26690, 6479614), (29723, 5818420), (34226, 5052910), (37060, 4666511), (53380, 3239807), (59446, 2909210), (68452, 2526455), (85565, 2021164), (118892, 1454605), (148615, 1163684), (171130, 1010582), (290921, 594460), (297230, 581842), (342260, 505291)]