1478889672

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 4083851520

約数和(自身を除く): 2604961848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 101, 104, 142, 156, 202, 213, 284, 303, 312, 404, 426, 568, 606, 661, 808, 852, 923, 1212, 1313, 1322, 1704, 1846, 1983, 2424, 2626, 2644, 2769, 3692, 3939, 3966, 5252, 5288, 5538, 7171, 7384, 7878, 7932, 8593, 10504, 11076, 14342, 15756, 15864, 17186, 21513, 22152, 25779, 28684, 31512, 34372, 43026, 46931, 51558, 57368, 66761, 68744, 86052, 93223, 93862, 103116, 133522, 140793, 172104, 186446, 187724, 200283, 206232, 267044, 279669, 281586, 372892, 375448, 400566, 534088, 559338, 563172, 610103, 745784, 801132, 867893, 1118676, 1126344, 1220206, 1602264, 1735786, 1830309, 2237352, 2440412, 2603679, 3471572, 3660618, 4740031, 4880824, 5207358, 6943144, 7321236, 9480062, 10414716, 14220093, 14642472, 18960124, 20829432, 28440186, 37920248, 56880372, 61620403, 113760744, 123240806, 184861209, 246481612, 369722418, 492963224, 739444836, 1478889672]

約数ペア:

[(1, 1478889672), (2, 739444836), (3, 492963224), (4, 369722418), (6, 246481612), (8, 184861209), (12, 123240806), (13, 113760744), (24, 61620403), (26, 56880372), (39, 37920248), (52, 28440186), (71, 20829432), (78, 18960124), (101, 14642472), (104, 14220093), (142, 10414716), (156, 9480062), (202, 7321236), (213, 6943144), (284, 5207358), (303, 4880824), (312, 4740031), (404, 3660618), (426, 3471572), (568, 2603679), (606, 2440412), (661, 2237352), (808, 1830309), (852, 1735786), (923, 1602264), (1212, 1220206), (1313, 1126344), (1322, 1118676), (1704, 867893), (1846, 801132), (1983, 745784), (2424, 610103), (2626, 563172), (2644, 559338), (2769, 534088), (3692, 400566), (3939, 375448), (3966, 372892), (5252, 281586), (5288, 279669), (5538, 267044), (7171, 206232), (7384, 200283), (7878, 187724), (7932, 186446), (8593, 172104), (10504, 140793), (11076, 133522), (14342, 103116), (15756, 93862), (15864, 93223), (17186, 86052), (21513, 68744), (22152, 66761), (25779, 57368), (28684, 51558), (31512, 46931), (34372, 43026)]