491847984

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1933}}^1$

素因数の和:2000

約数の個数: 160

約数和(自身を含む): 1534822400

約数和(自身を除く): 1042974416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 36, 38, 48, 54, 57, 62, 72, 76, 93, 108, 114, 124, 144, 152, 171, 186, 216, 228, 248, 279, 304, 342, 372, 432, 456, 496, 513, 558, 589, 684, 744, 837, 912, 1026, 1116, 1178, 1368, 1488, 1674, 1767, 1933, 2052, 2232, 2356, 2736, 3348, 3534, 3866, 4104, 4464, 4712, 5301, 5799, 6696, 7068, 7732, 8208, 9424, 10602, 11598, 13392, 14136, 15464, 15903, 17397, 21204, 23196, 28272, 30928, 31806, 34794, 36727, 42408, 46392, 52191, 59923, 63612, 69588, 73454, 84816, 92784, 104382, 110181, 119846, 127224, 139176, 146908, 179769, 208764, 220362, 239692, 254448, 278352, 293816, 330543, 359538, 417528, 440724, 479384, 539307, 587632, 661086, 719076, 835056, 881448, 958768, 991629, 1078614, 1138537, 1322172, 1438152, 1617921, 1762896, 1983258, 2157228, 2277074, 2644344, 2876304, 3235842, 3415611, 3966516, 4314456, 4554148, 5288688, 6471684, 6831222, 7933032, 8628912, 9108296, 10246833, 12943368, 13662444, 15866064, 18216592, 20493666, 25886736, 27324888, 30740499, 40987332, 54649776, 61480998, 81974664, 122961996, 163949328, 245923992, 491847984]

約数ペア:

[(1, 491847984), (2, 245923992), (3, 163949328), (4, 122961996), (6, 81974664), (8, 61480998), (9, 54649776), (12, 40987332), (16, 30740499), (18, 27324888), (19, 25886736), (24, 20493666), (27, 18216592), (31, 15866064), (36, 13662444), (38, 12943368), (48, 10246833), (54, 9108296), (57, 8628912), (62, 7933032), (72, 6831222), (76, 6471684), (93, 5288688), (108, 4554148), (114, 4314456), (124, 3966516), (144, 3415611), (152, 3235842), (171, 2876304), (186, 2644344), (216, 2277074), (228, 2157228), (248, 1983258), (279, 1762896), (304, 1617921), (342, 1438152), (372, 1322172), (432, 1138537), (456, 1078614), (496, 991629), (513, 958768), (558, 881448), (589, 835056), (684, 719076), (744, 661086), (837, 587632), (912, 539307), (1026, 479384), (1116, 440724), (1178, 417528), (1368, 359538), (1488, 330543), (1674, 293816), (1767, 278352), (1933, 254448), (2052, 239692), (2232, 220362), (2356, 208764), (2736, 179769), (3348, 146908), (3534, 139176), (3866, 127224), (4104, 119846), (4464, 110181), (4712, 104382), (5301, 92784), (5799, 84816), (6696, 73454), (7068, 69588), (7732, 63612), (8208, 59923), (9424, 52191), (10602, 46392), (11598, 42408), (13392, 36727), (14136, 34794), (15464, 31806), (15903, 30928), (17397, 28272), (21204, 23196)]