640699320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5939}}^1$

素因数の和:6013

約数の個数: 128

約数和(自身を含む): 2052864000

約数和(自身を除く): 1412164680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1740, 1798, 1860, 2697, 3480, 3596, 3720, 4495, 5394, 5939, 7192, 8990, 10788, 11878, 13485, 17817, 17980, 21576, 23756, 26970, 29695, 35634, 35960, 47512, 53940, 59390, 71268, 89085, 107880, 118780, 142536, 172231, 178170, 184109, 237560, 344462, 356340, 368218, 516693, 552327, 688924, 712680, 736436, 861155, 920545, 1033386, 1104654, 1377848, 1472872, 1722310, 1841090, 2066772, 2209308, 2583465, 2761635, 3444620, 3682180, 4133544, 4418616, 5166930, 5339161, 5523270, 6889240, 7364360, 10333860, 10678322, 11046540, 16017483, 20667720, 21356644, 22093080, 26695805, 32034966, 42713288, 53391610, 64069932, 80087415, 106783220, 128139864, 160174830, 213566440, 320349660, 640699320]

約数ペア:

[(1, 640699320), (2, 320349660), (3, 213566440), (4, 160174830), (5, 128139864), (6, 106783220), (8, 80087415), (10, 64069932), (12, 53391610), (15, 42713288), (20, 32034966), (24, 26695805), (29, 22093080), (30, 21356644), (31, 20667720), (40, 16017483), (58, 11046540), (60, 10678322), (62, 10333860), (87, 7364360), (93, 6889240), (116, 5523270), (120, 5339161), (124, 5166930), (145, 4418616), (155, 4133544), (174, 3682180), (186, 3444620), (232, 2761635), (248, 2583465), (290, 2209308), (310, 2066772), (348, 1841090), (372, 1722310), (435, 1472872), (465, 1377848), (580, 1104654), (620, 1033386), (696, 920545), (744, 861155), (870, 736436), (899, 712680), (930, 688924), (1160, 552327), (1240, 516693), (1740, 368218), (1798, 356340), (1860, 344462), (2697, 237560), (3480, 184109), (3596, 178170), (3720, 172231), (4495, 142536), (5394, 118780), (5939, 107880), (7192, 89085), (8990, 71268), (10788, 59390), (11878, 53940), (13485, 47512), (17817, 35960), (17980, 35634), (21576, 29695), (23756, 26970)]