1299426720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{7499}}^1$

素因数の和:7555

約数の個数: 144

約数和(自身を含む): 4320540000

約数和(自身を除く): 3021113280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 760, 912, 1083, 1140, 1444, 1520, 1805, 1824, 2166, 2280, 2888, 3040, 3610, 4332, 4560, 5415, 5776, 7220, 7499, 8664, 9120, 10830, 11552, 14440, 14998, 17328, 21660, 22497, 28880, 29996, 34656, 37495, 43320, 44994, 57760, 59992, 74990, 86640, 89988, 112485, 119984, 142481, 149980, 173280, 179976, 224970, 239968, 284962, 299960, 359952, 427443, 449940, 569924, 599920, 712405, 719904, 854886, 899880, 1139848, 1199840, 1424810, 1709772, 1799760, 2137215, 2279696, 2707139, 2849620, 3419544, 3599520, 4274430, 4559392, 5414278, 5699240, 6839088, 8121417, 8548860, 10828556, 11398480, 13535695, 13678176, 16242834, 17097720, 21657112, 22796960, 27071390, 32485668, 34195440, 40607085, 43314224, 54142780, 64971336, 68390880, 81214170, 86628448, 108285560, 129942672, 162428340, 216571120, 259885344, 324856680, 433142240, 649713360, 1299426720]

約数ペア:

[(1, 1299426720), (2, 649713360), (3, 433142240), (4, 324856680), (5, 259885344), (6, 216571120), (8, 162428340), (10, 129942672), (12, 108285560), (15, 86628448), (16, 81214170), (19, 68390880), (20, 64971336), (24, 54142780), (30, 43314224), (32, 40607085), (38, 34195440), (40, 32485668), (48, 27071390), (57, 22796960), (60, 21657112), (76, 17097720), (80, 16242834), (95, 13678176), (96, 13535695), (114, 11398480), (120, 10828556), (152, 8548860), (160, 8121417), (190, 6839088), (228, 5699240), (240, 5414278), (285, 4559392), (304, 4274430), (361, 3599520), (380, 3419544), (456, 2849620), (480, 2707139), (570, 2279696), (608, 2137215), (722, 1799760), (760, 1709772), (912, 1424810), (1083, 1199840), (1140, 1139848), (1444, 899880), (1520, 854886), (1805, 719904), (1824, 712405), (2166, 599920), (2280, 569924), (2888, 449940), (3040, 427443), (3610, 359952), (4332, 299960), (4560, 284962), (5415, 239968), (5776, 224970), (7220, 179976), (7499, 173280), (8664, 149980), (9120, 142481), (10830, 119984), (11552, 112485), (14440, 89988), (14998, 86640), (17328, 74990), (21660, 59992), (22497, 57760), (28880, 44994), (29996, 43320), (34656, 37495)]