1617696560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 4079738880

約数和(自身を除く): 2462042320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 83, 116, 124, 145, 155, 166, 232, 248, 271, 290, 310, 332, 415, 464, 496, 542, 580, 620, 664, 830, 899, 1084, 1160, 1240, 1328, 1355, 1660, 1798, 2168, 2320, 2407, 2480, 2573, 2710, 3320, 3596, 4336, 4495, 4814, 5146, 5420, 6640, 7192, 7859, 8401, 8990, 9628, 10292, 10840, 12035, 12865, 14384, 15718, 16802, 17980, 19256, 20584, 21680, 22493, 24070, 25730, 31436, 33604, 35960, 38512, 39295, 41168, 42005, 44986, 48140, 51460, 62872, 67208, 71920, 74617, 78590, 84010, 89972, 96280, 102920, 112465, 125744, 134416, 149234, 157180, 168020, 179944, 192560, 205840, 224930, 243629, 298468, 314360, 336040, 359888, 373085, 449860, 487258, 596936, 628720, 652297, 672080, 697283, 746170, 899720, 974516, 1193872, 1218145, 1304594, 1394566, 1492340, 1799440, 1949032, 2436290, 2609188, 2789132, 2984680, 3261485, 3486415, 3898064, 4872580, 5218376, 5578264, 5969360, 6522970, 6972830, 9745160, 10436752, 11156528, 13045940, 13945660, 19490320, 20221207, 26091880, 27891320, 40442414, 52183760, 55782640, 80884828, 101106035, 161769656, 202212070, 323539312, 404424140, 808848280, 1617696560]

約数ペア:

[(1, 1617696560), (2, 808848280), (4, 404424140), (5, 323539312), (8, 202212070), (10, 161769656), (16, 101106035), (20, 80884828), (29, 55782640), (31, 52183760), (40, 40442414), (58, 27891320), (62, 26091880), (80, 20221207), (83, 19490320), (116, 13945660), (124, 13045940), (145, 11156528), (155, 10436752), (166, 9745160), (232, 6972830), (248, 6522970), (271, 5969360), (290, 5578264), (310, 5218376), (332, 4872580), (415, 3898064), (464, 3486415), (496, 3261485), (542, 2984680), (580, 2789132), (620, 2609188), (664, 2436290), (830, 1949032), (899, 1799440), (1084, 1492340), (1160, 1394566), (1240, 1304594), (1328, 1218145), (1355, 1193872), (1660, 974516), (1798, 899720), (2168, 746170), (2320, 697283), (2407, 672080), (2480, 652297), (2573, 628720), (2710, 596936), (3320, 487258), (3596, 449860), (4336, 373085), (4495, 359888), (4814, 336040), (5146, 314360), (5420, 298468), (6640, 243629), (7192, 224930), (7859, 205840), (8401, 192560), (8990, 179944), (9628, 168020), (10292, 157180), (10840, 149234), (12035, 134416), (12865, 125744), (14384, 112465), (15718, 102920), (16802, 96280), (17980, 89972), (19256, 84010), (20584, 78590), (21680, 74617), (22493, 71920), (24070, 67208), (25730, 62872), (31436, 51460), (33604, 48140), (35960, 44986), (38512, 42005), (39295, 41168)]