298256280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2383}}^1$

素因数の和:2553

約数の個数: 128

約数和(自身を含む): 1029888000

約数和(自身を除く): 731631720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 596, 745, 840, 894, 1043, 1192, 1490, 1788, 2086, 2235, 2383, 2980, 3129, 3576, 4172, 4470, 4766, 5215, 5960, 6258, 7149, 8344, 8940, 9532, 10430, 11915, 12516, 14298, 15645, 16681, 17880, 19064, 20860, 23830, 25032, 28596, 31290, 33362, 35745, 41720, 47660, 50043, 57192, 62580, 66724, 71490, 83405, 95320, 100086, 125160, 133448, 142980, 166810, 200172, 250215, 285960, 333620, 355067, 400344, 500430, 667240, 710134, 1000860, 1065201, 1420268, 1775335, 2001720, 2130402, 2485469, 2840536, 3550670, 4260804, 4970938, 5326005, 7101340, 7456407, 8521608, 9941876, 10652010, 12427345, 14202680, 14912814, 19883752, 21304020, 24854690, 29825628, 37282035, 42608040, 49709380, 59651256, 74564070, 99418760, 149128140, 298256280]

約数ペア:

[(1, 298256280), (2, 149128140), (3, 99418760), (4, 74564070), (5, 59651256), (6, 49709380), (7, 42608040), (8, 37282035), (10, 29825628), (12, 24854690), (14, 21304020), (15, 19883752), (20, 14912814), (21, 14202680), (24, 12427345), (28, 10652010), (30, 9941876), (35, 8521608), (40, 7456407), (42, 7101340), (56, 5326005), (60, 4970938), (70, 4260804), (84, 3550670), (105, 2840536), (120, 2485469), (140, 2130402), (149, 2001720), (168, 1775335), (210, 1420268), (280, 1065201), (298, 1000860), (420, 710134), (447, 667240), (596, 500430), (745, 400344), (840, 355067), (894, 333620), (1043, 285960), (1192, 250215), (1490, 200172), (1788, 166810), (2086, 142980), (2235, 133448), (2383, 125160), (2980, 100086), (3129, 95320), (3576, 83405), (4172, 71490), (4470, 66724), (4766, 62580), (5215, 57192), (5960, 50043), (6258, 47660), (7149, 41720), (8344, 35745), (8940, 33362), (9532, 31290), (10430, 28596), (11915, 25032), (12516, 23830), (14298, 20860), (15645, 19064), (16681, 17880)]