1560720840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:940

約数の個数: 256

約数和(自身を含む): 5612544000

約数和(自身を除く): 4051823160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 79, 84, 87, 105, 116, 120, 140, 145, 158, 168, 174, 203, 210, 232, 237, 280, 290, 316, 348, 395, 406, 420, 435, 474, 553, 580, 609, 632, 696, 790, 811, 812, 840, 870, 948, 1015, 1106, 1160, 1185, 1218, 1580, 1622, 1624, 1659, 1740, 1896, 2030, 2212, 2291, 2370, 2433, 2436, 2765, 3045, 3160, 3244, 3318, 3480, 4055, 4060, 4424, 4582, 4740, 4866, 4872, 5530, 5677, 6090, 6488, 6636, 6873, 8110, 8120, 8295, 9164, 9480, 9732, 11060, 11354, 11455, 12165, 12180, 13272, 13746, 16037, 16220, 16590, 17031, 18328, 19464, 22120, 22708, 22910, 23519, 24330, 24360, 27492, 28385, 32074, 32440, 33180, 34062, 34365, 45416, 45820, 47038, 48111, 48660, 54984, 56770, 64069, 64148, 66360, 68124, 68730, 70557, 80185, 85155, 91640, 94076, 96222, 97320, 113540, 117595, 128138, 128296, 136248, 137460, 141114, 160370, 164633, 170310, 188152, 192207, 192444, 227080, 235190, 240555, 256276, 274920, 282228, 320345, 320740, 329266, 340620, 352785, 384414, 384888, 448483, 470380, 481110, 493899, 512552, 564456, 640690, 641480, 658532, 681240, 705570, 768828, 823165, 896966, 940760, 961035, 962220, 987798, 1281380, 1317064, 1345449, 1411140, 1537656, 1646330, 1793932, 1858001, 1922070, 1924440, 1975596, 2242415, 2469495, 2562760, 2690898, 2822280, 3292660, 3587864, 3716002, 3844140, 3951192, 4484830, 4938990, 5381796, 5574003, 6585320, 6727245, 7432004, 7688280, 8969660, 9290005, 9877980, 10763592, 11148006, 13006007, 13454490, 14864008, 17939320, 18580010, 19755960, 22296012, 26012014, 26908980, 27870015, 37160020, 39018021, 44592024, 52024028, 53817960, 55740030, 65030035, 74320040, 78036042, 104048056, 111480060, 130060070, 156072084, 195090105, 222960120, 260120140, 312144168, 390180210, 520240280, 780360420, 1560720840]

約数ペア:

[(1, 1560720840), (2, 780360420), (3, 520240280), (4, 390180210), (5, 312144168), (6, 260120140), (7, 222960120), (8, 195090105), (10, 156072084), (12, 130060070), (14, 111480060), (15, 104048056), (20, 78036042), (21, 74320040), (24, 65030035), (28, 55740030), (29, 53817960), (30, 52024028), (35, 44592024), (40, 39018021), (42, 37160020), (56, 27870015), (58, 26908980), (60, 26012014), (70, 22296012), (79, 19755960), (84, 18580010), (87, 17939320), (105, 14864008), (116, 13454490), (120, 13006007), (140, 11148006), (145, 10763592), (158, 9877980), (168, 9290005), (174, 8969660), (203, 7688280), (210, 7432004), (232, 6727245), (237, 6585320), (280, 5574003), (290, 5381796), (316, 4938990), (348, 4484830), (395, 3951192), (406, 3844140), (420, 3716002), (435, 3587864), (474, 3292660), (553, 2822280), (580, 2690898), (609, 2562760), (632, 2469495), (696, 2242415), (790, 1975596), (811, 1924440), (812, 1922070), (840, 1858001), (870, 1793932), (948, 1646330), (1015, 1537656), (1106, 1411140), (1160, 1345449), (1185, 1317064), (1218, 1281380), (1580, 987798), (1622, 962220), (1624, 961035), (1659, 940760), (1740, 896966), (1896, 823165), (2030, 768828), (2212, 705570), (2291, 681240), (2370, 658532), (2433, 641480), (2436, 640690), (2765, 564456), (3045, 512552), (3160, 493899), (3244, 481110), (3318, 470380), (3480, 448483), (4055, 384888), (4060, 384414), (4424, 352785), (4582, 340620), (4740, 329266), (4866, 320740), (4872, 320345), (5530, 282228), (5677, 274920), (6090, 256276), (6488, 240555), (6636, 235190), (6873, 227080), (8110, 192444), (8120, 192207), (8295, 188152), (9164, 170310), (9480, 164633), (9732, 160370), (11060, 141114), (11354, 137460), (11455, 136248), (12165, 128296), (12180, 128138), (13272, 117595), (13746, 113540), (16037, 97320), (16220, 96222), (16590, 94076), (17031, 91640), (18328, 85155), (19464, 80185), (22120, 70557), (22708, 68730), (22910, 68124), (23519, 66360), (24330, 64148), (24360, 64069), (27492, 56770), (28385, 54984), (32074, 48660), (32440, 48111), (33180, 47038), (34062, 45820), (34365, 45416)]