138126080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 347414592

約数和(自身を除く): 209288512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 128, 155, 160, 236, 248, 256, 295, 310, 320, 472, 496, 590, 620, 640, 944, 992, 1180, 1240, 1280, 1829, 1888, 1984, 2360, 2480, 3481, 3658, 3776, 3968, 4720, 4960, 6962, 7316, 7552, 7936, 9145, 9440, 9920, 13924, 14632, 15104, 17405, 18290, 18880, 19840, 27848, 29264, 34810, 36580, 37760, 39680, 55696, 58528, 69620, 73160, 75520, 107911, 111392, 117056, 139240, 146320, 215822, 222784, 234112, 278480, 292640, 431644, 445568, 468224, 539555, 556960, 585280, 863288, 891136, 1079110, 1113920, 1170560, 1726576, 2158220, 2227840, 2341120, 3453152, 4316440, 4455680, 6906304, 8632880, 13812608, 17265760, 27625216, 34531520, 69063040, 138126080]

約数ペア:

[(1, 138126080), (2, 69063040), (4, 34531520), (5, 27625216), (8, 17265760), (10, 13812608), (16, 8632880), (20, 6906304), (31, 4455680), (32, 4316440), (40, 3453152), (59, 2341120), (62, 2227840), (64, 2158220), (80, 1726576), (118, 1170560), (124, 1113920), (128, 1079110), (155, 891136), (160, 863288), (236, 585280), (248, 556960), (256, 539555), (295, 468224), (310, 445568), (320, 431644), (472, 292640), (496, 278480), (590, 234112), (620, 222784), (640, 215822), (944, 146320), (992, 139240), (1180, 117056), (1240, 111392), (1280, 107911), (1829, 75520), (1888, 73160), (1984, 69620), (2360, 58528), (2480, 55696), (3481, 39680), (3658, 37760), (3776, 36580), (3968, 34810), (4720, 29264), (4960, 27848), (6962, 19840), (7316, 18880), (7552, 18290), (7936, 17405), (9145, 15104), (9440, 14632), (9920, 13924)]