1557183320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:454

約数の個数: 256

約数和(自身を含む): 4618321920

約数和(自身を除く): 3061138600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 47, 55, 56, 62, 70, 77, 88, 94, 110, 124, 140, 154, 155, 188, 217, 220, 235, 248, 280, 308, 310, 329, 341, 347, 376, 385, 434, 440, 470, 517, 616, 620, 658, 682, 694, 770, 868, 940, 1034, 1085, 1240, 1316, 1364, 1388, 1457, 1540, 1645, 1705, 1735, 1736, 1880, 2068, 2170, 2387, 2429, 2585, 2632, 2728, 2776, 2914, 3080, 3290, 3410, 3470, 3619, 3817, 4136, 4340, 4774, 4858, 5170, 5828, 6580, 6820, 6940, 7238, 7285, 7634, 8680, 9548, 9716, 10199, 10340, 10757, 11656, 11935, 12145, 13160, 13640, 13880, 14476, 14570, 15268, 16027, 16309, 18095, 19085, 19096, 19432, 20398, 20680, 21514, 23870, 24290, 26719, 28952, 29140, 30536, 32054, 32618, 36190, 38170, 40796, 43028, 47740, 48580, 50995, 53438, 53785, 58280, 64108, 65236, 72380, 75299, 76340, 80135, 81545, 81592, 86056, 95480, 97160, 101990, 106876, 107570, 112189, 114163, 118327, 128216, 130472, 133595, 144760, 150598, 152680, 160270, 163090, 179399, 203980, 213752, 215140, 224378, 228326, 236654, 267190, 301196, 320540, 326180, 358798, 376495, 407960, 430280, 448756, 456652, 473308, 505579, 534380, 560945, 570815, 591635, 602392, 641080, 652360, 717596, 752990, 828289, 896995, 897512, 913304, 946616, 1011158, 1068760, 1121890, 1141630, 1183270, 1255793, 1435192, 1505980, 1656578, 1793990, 2022316, 2243780, 2283260, 2366540, 2511586, 2527895, 3011960, 3313156, 3539053, 3587980, 4044632, 4141445, 4487560, 4566520, 4733080, 5023172, 5055790, 5561369, 6278965, 6626312, 7078106, 7175960, 8282890, 10046344, 10111580, 11122738, 12557930, 14156212, 16565780, 17695265, 20223160, 22245476, 25115860, 27806845, 28312424, 33131560, 35390530, 38929583, 44490952, 50231720, 55613690, 70781060, 77859166, 111227380, 141562120, 155718332, 194647915, 222454760, 311436664, 389295830, 778591660, 1557183320]

約数ペア:

[(1, 1557183320), (2, 778591660), (4, 389295830), (5, 311436664), (7, 222454760), (8, 194647915), (10, 155718332), (11, 141562120), (14, 111227380), (20, 77859166), (22, 70781060), (28, 55613690), (31, 50231720), (35, 44490952), (40, 38929583), (44, 35390530), (47, 33131560), (55, 28312424), (56, 27806845), (62, 25115860), (70, 22245476), (77, 20223160), (88, 17695265), (94, 16565780), (110, 14156212), (124, 12557930), (140, 11122738), (154, 10111580), (155, 10046344), (188, 8282890), (217, 7175960), (220, 7078106), (235, 6626312), (248, 6278965), (280, 5561369), (308, 5055790), (310, 5023172), (329, 4733080), (341, 4566520), (347, 4487560), (376, 4141445), (385, 4044632), (434, 3587980), (440, 3539053), (470, 3313156), (517, 3011960), (616, 2527895), (620, 2511586), (658, 2366540), (682, 2283260), (694, 2243780), (770, 2022316), (868, 1793990), (940, 1656578), (1034, 1505980), (1085, 1435192), (1240, 1255793), (1316, 1183270), (1364, 1141630), (1388, 1121890), (1457, 1068760), (1540, 1011158), (1645, 946616), (1705, 913304), (1735, 897512), (1736, 896995), (1880, 828289), (2068, 752990), (2170, 717596), (2387, 652360), (2429, 641080), (2585, 602392), (2632, 591635), (2728, 570815), (2776, 560945), (2914, 534380), (3080, 505579), (3290, 473308), (3410, 456652), (3470, 448756), (3619, 430280), (3817, 407960), (4136, 376495), (4340, 358798), (4774, 326180), (4858, 320540), (5170, 301196), (5828, 267190), (6580, 236654), (6820, 228326), (6940, 224378), (7238, 215140), (7285, 213752), (7634, 203980), (8680, 179399), (9548, 163090), (9716, 160270), (10199, 152680), (10340, 150598), (10757, 144760), (11656, 133595), (11935, 130472), (12145, 128216), (13160, 118327), (13640, 114163), (13880, 112189), (14476, 107570), (14570, 106876), (15268, 101990), (16027, 97160), (16309, 95480), (18095, 86056), (19085, 81592), (19096, 81545), (19432, 80135), (20398, 76340), (20680, 75299), (21514, 72380), (23870, 65236), (24290, 64108), (26719, 58280), (28952, 53785), (29140, 53438), (30536, 50995), (32054, 48580), (32618, 47740), (36190, 43028), (38170, 40796)]