836670640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1359

約数の個数: 160

約数和(自身を含む): 2279854080

約数和(自身を除く): 1443183440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 37, 40, 52, 65, 68, 74, 80, 85, 104, 130, 136, 148, 170, 185, 208, 221, 260, 272, 296, 340, 370, 442, 481, 520, 592, 629, 680, 740, 884, 962, 1040, 1105, 1258, 1279, 1360, 1480, 1768, 1924, 2210, 2405, 2516, 2558, 2960, 3145, 3536, 3848, 4420, 4810, 5032, 5116, 6290, 6395, 7696, 8177, 8840, 9620, 10064, 10232, 12580, 12790, 16354, 16627, 17680, 19240, 20464, 21743, 25160, 25580, 32708, 33254, 38480, 40885, 43486, 47323, 50320, 51160, 65416, 66508, 81770, 83135, 86972, 94646, 102320, 108715, 130832, 133016, 163540, 166270, 173944, 189292, 217430, 236615, 266032, 282659, 327080, 332540, 347888, 378584, 434860, 473230, 565318, 615199, 654160, 665080, 757168, 804491, 869720, 946460, 1130636, 1230398, 1330160, 1413295, 1608982, 1739440, 1892920, 2261272, 2460796, 2826590, 3075995, 3217964, 3785840, 4022455, 4522544, 4921592, 5653180, 6151990, 6435928, 8044910, 9843184, 10458383, 11306360, 12303980, 12871856, 16089820, 20916766, 22612720, 24607960, 32179640, 41833532, 49215920, 52291915, 64359280, 83667064, 104583830, 167334128, 209167660, 418335320, 836670640]

約数ペア:

[(1, 836670640), (2, 418335320), (4, 209167660), (5, 167334128), (8, 104583830), (10, 83667064), (13, 64359280), (16, 52291915), (17, 49215920), (20, 41833532), (26, 32179640), (34, 24607960), (37, 22612720), (40, 20916766), (52, 16089820), (65, 12871856), (68, 12303980), (74, 11306360), (80, 10458383), (85, 9843184), (104, 8044910), (130, 6435928), (136, 6151990), (148, 5653180), (170, 4921592), (185, 4522544), (208, 4022455), (221, 3785840), (260, 3217964), (272, 3075995), (296, 2826590), (340, 2460796), (370, 2261272), (442, 1892920), (481, 1739440), (520, 1608982), (592, 1413295), (629, 1330160), (680, 1230398), (740, 1130636), (884, 946460), (962, 869720), (1040, 804491), (1105, 757168), (1258, 665080), (1279, 654160), (1360, 615199), (1480, 565318), (1768, 473230), (1924, 434860), (2210, 378584), (2405, 347888), (2516, 332540), (2558, 327080), (2960, 282659), (3145, 266032), (3536, 236615), (3848, 217430), (4420, 189292), (4810, 173944), (5032, 166270), (5116, 163540), (6290, 133016), (6395, 130832), (7696, 108715), (8177, 102320), (8840, 94646), (9620, 86972), (10064, 83135), (10232, 81770), (12580, 66508), (12790, 65416), (16354, 51160), (16627, 50320), (17680, 47323), (19240, 43486), (20464, 40885), (21743, 38480), (25160, 33254), (25580, 32708)]