126824720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4704

約数の個数: 80

約数和(自身を含む): 332121600

約数和(自身を除く): 205296880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 4649, 5456, 6820, 9298, 13640, 18596, 23245, 27280, 37192, 46490, 51139, 74384, 92980, 102278, 144119, 185960, 204556, 255695, 288238, 371920, 409112, 511390, 576476, 720595, 818224, 1022780, 1152952, 1441190, 1585309, 2045560, 2305904, 2882380, 3170618, 4091120, 5764760, 6341236, 7926545, 11529520, 12682472, 15853090, 25364944, 31706180, 63412360, 126824720]

約数ペア:

[(1, 126824720), (2, 63412360), (4, 31706180), (5, 25364944), (8, 15853090), (10, 12682472), (11, 11529520), (16, 7926545), (20, 6341236), (22, 5764760), (31, 4091120), (40, 3170618), (44, 2882380), (55, 2305904), (62, 2045560), (80, 1585309), (88, 1441190), (110, 1152952), (124, 1022780), (155, 818224), (176, 720595), (220, 576476), (248, 511390), (310, 409112), (341, 371920), (440, 288238), (496, 255695), (620, 204556), (682, 185960), (880, 144119), (1240, 102278), (1364, 92980), (1705, 74384), (2480, 51139), (2728, 46490), (3410, 37192), (4649, 27280), (5456, 23245), (6820, 18596), (9298, 13640)]