72435720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 257402880

約数和(自身を除く): 184967160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 127, 140, 147, 168, 194, 196, 210, 245, 254, 280, 291, 294, 381, 388, 392, 420, 485, 490, 508, 582, 588, 635, 679, 735, 762, 776, 840, 889, 970, 980, 1016, 1164, 1176, 1270, 1358, 1455, 1470, 1524, 1778, 1905, 1940, 1960, 2037, 2328, 2540, 2667, 2716, 2910, 2940, 3048, 3395, 3556, 3810, 3880, 4074, 4445, 4753, 5080, 5334, 5432, 5820, 5880, 6223, 6790, 7112, 7620, 8148, 8890, 9506, 10185, 10668, 11640, 12319, 12446, 13335, 13580, 14259, 15240, 16296, 17780, 18669, 19012, 20370, 21336, 23765, 24638, 24892, 26670, 27160, 28518, 31115, 35560, 36957, 37338, 38024, 40740, 47530, 49276, 49784, 53340, 57036, 61595, 62230, 71295, 73914, 74676, 81480, 86233, 93345, 95060, 98552, 106680, 114072, 123190, 124460, 142590, 147828, 149352, 172466, 184785, 186690, 190120, 246380, 248920, 258699, 285180, 295656, 344932, 369570, 373380, 431165, 492760, 517398, 570360, 603631, 689864, 739140, 746760, 862330, 1034796, 1207262, 1293495, 1478280, 1724660, 1810893, 2069592, 2414524, 2586990, 3018155, 3449320, 3621786, 4829048, 5173980, 6036310, 7243572, 9054465, 10347960, 12072620, 14487144, 18108930, 24145240, 36217860, 72435720]

約数ペア:

[(1, 72435720), (2, 36217860), (3, 24145240), (4, 18108930), (5, 14487144), (6, 12072620), (7, 10347960), (8, 9054465), (10, 7243572), (12, 6036310), (14, 5173980), (15, 4829048), (20, 3621786), (21, 3449320), (24, 3018155), (28, 2586990), (30, 2414524), (35, 2069592), (40, 1810893), (42, 1724660), (49, 1478280), (56, 1293495), (60, 1207262), (70, 1034796), (84, 862330), (97, 746760), (98, 739140), (105, 689864), (120, 603631), (127, 570360), (140, 517398), (147, 492760), (168, 431165), (194, 373380), (196, 369570), (210, 344932), (245, 295656), (254, 285180), (280, 258699), (291, 248920), (294, 246380), (381, 190120), (388, 186690), (392, 184785), (420, 172466), (485, 149352), (490, 147828), (508, 142590), (582, 124460), (588, 123190), (635, 114072), (679, 106680), (735, 98552), (762, 95060), (776, 93345), (840, 86233), (889, 81480), (970, 74676), (980, 73914), (1016, 71295), (1164, 62230), (1176, 61595), (1270, 57036), (1358, 53340), (1455, 49784), (1470, 49276), (1524, 47530), (1778, 40740), (1905, 38024), (1940, 37338), (1960, 36957), (2037, 35560), (2328, 31115), (2540, 28518), (2667, 27160), (2716, 26670), (2910, 24892), (2940, 24638), (3048, 23765), (3395, 21336), (3556, 20370), (3810, 19012), (3880, 18669), (4074, 17780), (4445, 16296), (4753, 15240), (5080, 14259), (5334, 13580), (5432, 13335), (5820, 12446), (5880, 12319), (6223, 11640), (6790, 10668), (7112, 10185), (7620, 9506), (8148, 8890)]