1491981920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1169

約数の個数: 192

約数和(自身を含む): 4212855360

約数和(自身を除く): 2720873440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 61, 65, 80, 88, 104, 110, 122, 130, 143, 160, 176, 208, 220, 244, 260, 286, 305, 352, 416, 440, 488, 520, 572, 610, 671, 715, 793, 880, 976, 1040, 1069, 1144, 1220, 1342, 1430, 1586, 1760, 1952, 2080, 2138, 2288, 2440, 2684, 2860, 3172, 3355, 3965, 4276, 4576, 4880, 5345, 5368, 5720, 6344, 6710, 7930, 8552, 8723, 9760, 10690, 10736, 11440, 11759, 12688, 13420, 13897, 15860, 17104, 17446, 21380, 21472, 22880, 23518, 25376, 26840, 27794, 31720, 34208, 34892, 42760, 43615, 47036, 53680, 55588, 58795, 63440, 65209, 69485, 69784, 85520, 87230, 94072, 107360, 111176, 117590, 126880, 130418, 138970, 139568, 152867, 171040, 174460, 188144, 222352, 235180, 260836, 277940, 279136, 305734, 326045, 348920, 376288, 444704, 470360, 521672, 555880, 611468, 652090, 697840, 717299, 764335, 847717, 940720, 1043344, 1111760, 1222936, 1304180, 1395680, 1434598, 1528670, 1695434, 1881440, 2086688, 2223520, 2445872, 2608360, 2869196, 3057340, 3390868, 3586495, 4238585, 4891744, 5216720, 5738392, 6114680, 6781736, 7172990, 8477170, 9324887, 10433440, 11476784, 12229360, 13563472, 14345980, 16954340, 18649774, 22953568, 24458720, 27126944, 28691960, 33908680, 37299548, 46624435, 57383920, 67817360, 74599096, 93248870, 114767840, 135634720, 149198192, 186497740, 298396384, 372995480, 745990960, 1491981920]

約数ペア:

[(1, 1491981920), (2, 745990960), (4, 372995480), (5, 298396384), (8, 186497740), (10, 149198192), (11, 135634720), (13, 114767840), (16, 93248870), (20, 74599096), (22, 67817360), (26, 57383920), (32, 46624435), (40, 37299548), (44, 33908680), (52, 28691960), (55, 27126944), (61, 24458720), (65, 22953568), (80, 18649774), (88, 16954340), (104, 14345980), (110, 13563472), (122, 12229360), (130, 11476784), (143, 10433440), (160, 9324887), (176, 8477170), (208, 7172990), (220, 6781736), (244, 6114680), (260, 5738392), (286, 5216720), (305, 4891744), (352, 4238585), (416, 3586495), (440, 3390868), (488, 3057340), (520, 2869196), (572, 2608360), (610, 2445872), (671, 2223520), (715, 2086688), (793, 1881440), (880, 1695434), (976, 1528670), (1040, 1434598), (1069, 1395680), (1144, 1304180), (1220, 1222936), (1342, 1111760), (1430, 1043344), (1586, 940720), (1760, 847717), (1952, 764335), (2080, 717299), (2138, 697840), (2288, 652090), (2440, 611468), (2684, 555880), (2860, 521672), (3172, 470360), (3355, 444704), (3965, 376288), (4276, 348920), (4576, 326045), (4880, 305734), (5345, 279136), (5368, 277940), (5720, 260836), (6344, 235180), (6710, 222352), (7930, 188144), (8552, 174460), (8723, 171040), (9760, 152867), (10690, 139568), (10736, 138970), (11440, 130418), (11759, 126880), (12688, 117590), (13420, 111176), (13897, 107360), (15860, 94072), (17104, 87230), (17446, 85520), (21380, 69784), (21472, 69485), (22880, 65209), (23518, 63440), (25376, 58795), (26840, 55588), (27794, 53680), (31720, 47036), (34208, 43615), (34892, 42760)]