312013760

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:562

約数の個数: 112

約数和(自身を含む): 779507712

約数和(自身を除く): 467493952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 142, 155, 160, 248, 284, 310, 320, 355, 443, 496, 568, 620, 710, 886, 992, 1136, 1240, 1420, 1772, 1984, 2201, 2215, 2272, 2480, 2840, 3544, 4402, 4430, 4544, 4960, 5680, 7088, 8804, 8860, 9920, 11005, 11360, 13733, 14176, 17608, 17720, 22010, 22720, 27466, 28352, 31453, 35216, 35440, 44020, 54932, 62906, 68665, 70432, 70880, 88040, 109864, 125812, 137330, 140864, 141760, 157265, 176080, 219728, 251624, 274660, 314530, 352160, 439456, 503248, 549320, 629060, 704320, 878912, 975043, 1006496, 1098640, 1258120, 1950086, 2012992, 2197280, 2516240, 3900172, 4394560, 4875215, 5032480, 7800344, 9750430, 10064960, 15600688, 19500860, 31201376, 39001720, 62402752, 78003440, 156006880, 312013760]

約数ペア:

[(1, 312013760), (2, 156006880), (4, 78003440), (5, 62402752), (8, 39001720), (10, 31201376), (16, 19500860), (20, 15600688), (31, 10064960), (32, 9750430), (40, 7800344), (62, 5032480), (64, 4875215), (71, 4394560), (80, 3900172), (124, 2516240), (142, 2197280), (155, 2012992), (160, 1950086), (248, 1258120), (284, 1098640), (310, 1006496), (320, 975043), (355, 878912), (443, 704320), (496, 629060), (568, 549320), (620, 503248), (710, 439456), (886, 352160), (992, 314530), (1136, 274660), (1240, 251624), (1420, 219728), (1772, 176080), (1984, 157265), (2201, 141760), (2215, 140864), (2272, 137330), (2480, 125812), (2840, 109864), (3544, 88040), (4402, 70880), (4430, 70432), (4544, 68665), (4960, 62906), (5680, 54932), (7088, 44020), (8804, 35440), (8860, 35216), (9920, 31453), (11005, 28352), (11360, 27466), (13733, 22720), (14176, 22010), (17608, 17720)]