687788220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1091}}^1$

素因数の和:1208

約数の個数: 192

約数和(自身を含む): 2348236800

約数和(自身を除く): 1660448580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 79, 84, 95, 105, 114, 133, 140, 158, 190, 210, 228, 237, 266, 285, 316, 380, 395, 399, 420, 474, 532, 553, 570, 665, 790, 798, 948, 1091, 1106, 1140, 1185, 1330, 1501, 1580, 1596, 1659, 1995, 2182, 2212, 2370, 2660, 2765, 3002, 3273, 3318, 3990, 4364, 4503, 4740, 5455, 5530, 6004, 6546, 6636, 7505, 7637, 7980, 8295, 9006, 10507, 10910, 11060, 13092, 15010, 15274, 16365, 16590, 18012, 20729, 21014, 21820, 22515, 22911, 30020, 30548, 31521, 32730, 33180, 38185, 41458, 42028, 45030, 45822, 52535, 62187, 63042, 65460, 76370, 82916, 86189, 90060, 91644, 103645, 105070, 114555, 124374, 126084, 145103, 152740, 157605, 172378, 207290, 210140, 229110, 248748, 258567, 290206, 310935, 315210, 344756, 414580, 430945, 435309, 458220, 517134, 580412, 603323, 621870, 630420, 725515, 861890, 870618, 1034268, 1206646, 1243740, 1292835, 1451030, 1637591, 1723780, 1741236, 1809969, 2176545, 2413292, 2585670, 2902060, 3016615, 3275182, 3619938, 4353090, 4912773, 5171340, 6033230, 6550364, 7239876, 8187955, 8706180, 9049845, 9825546, 11463137, 12066460, 16375910, 18099690, 19651092, 22926274, 24563865, 32751820, 34389411, 36199380, 45852548, 49127730, 57315685, 68778822, 98255460, 114631370, 137557644, 171947055, 229262740, 343894110, 687788220]

約数ペア:

[(1, 687788220), (2, 343894110), (3, 229262740), (4, 171947055), (5, 137557644), (6, 114631370), (7, 98255460), (10, 68778822), (12, 57315685), (14, 49127730), (15, 45852548), (19, 36199380), (20, 34389411), (21, 32751820), (28, 24563865), (30, 22926274), (35, 19651092), (38, 18099690), (42, 16375910), (57, 12066460), (60, 11463137), (70, 9825546), (76, 9049845), (79, 8706180), (84, 8187955), (95, 7239876), (105, 6550364), (114, 6033230), (133, 5171340), (140, 4912773), (158, 4353090), (190, 3619938), (210, 3275182), (228, 3016615), (237, 2902060), (266, 2585670), (285, 2413292), (316, 2176545), (380, 1809969), (395, 1741236), (399, 1723780), (420, 1637591), (474, 1451030), (532, 1292835), (553, 1243740), (570, 1206646), (665, 1034268), (790, 870618), (798, 861890), (948, 725515), (1091, 630420), (1106, 621870), (1140, 603323), (1185, 580412), (1330, 517134), (1501, 458220), (1580, 435309), (1596, 430945), (1659, 414580), (1995, 344756), (2182, 315210), (2212, 310935), (2370, 290206), (2660, 258567), (2765, 248748), (3002, 229110), (3273, 210140), (3318, 207290), (3990, 172378), (4364, 157605), (4503, 152740), (4740, 145103), (5455, 126084), (5530, 124374), (6004, 114555), (6546, 105070), (6636, 103645), (7505, 91644), (7637, 90060), (7980, 86189), (8295, 82916), (9006, 76370), (10507, 65460), (10910, 63042), (11060, 62187), (13092, 52535), (15010, 45822), (15274, 45030), (16365, 42028), (16590, 41458), (18012, 38185), (20729, 33180), (21014, 32730), (21820, 31521), (22515, 30548), (22911, 30020)]