155538160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1063}}^1$

素因数の和:1166

約数の個数: 80

約数和(自身を含む): 379975680

約数和(自身を除く): 224437520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 944, 1063, 1180, 1240, 1829, 2126, 2360, 2480, 3658, 4252, 4720, 5315, 7316, 8504, 9145, 10630, 14632, 17008, 18290, 21260, 29264, 32953, 36580, 42520, 62717, 65906, 73160, 85040, 125434, 131812, 146320, 164765, 250868, 263624, 313585, 329530, 501736, 527248, 627170, 659060, 1003472, 1254340, 1318120, 1944227, 2508680, 2636240, 3888454, 5017360, 7776908, 9721135, 15553816, 19442270, 31107632, 38884540, 77769080, 155538160]

約数ペア:

[(1, 155538160), (2, 77769080), (4, 38884540), (5, 31107632), (8, 19442270), (10, 15553816), (16, 9721135), (20, 7776908), (31, 5017360), (40, 3888454), (59, 2636240), (62, 2508680), (80, 1944227), (118, 1318120), (124, 1254340), (155, 1003472), (236, 659060), (248, 627170), (295, 527248), (310, 501736), (472, 329530), (496, 313585), (590, 263624), (620, 250868), (944, 164765), (1063, 146320), (1180, 131812), (1240, 125434), (1829, 85040), (2126, 73160), (2360, 65906), (2480, 62717), (3658, 42520), (4252, 36580), (4720, 32953), (5315, 29264), (7316, 21260), (8504, 18290), (9145, 17008), (10630, 14632)]