128889768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 391680000

約数和(自身を除く): 262790232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 149, 152, 168, 228, 266, 271, 298, 399, 447, 456, 532, 542, 596, 798, 813, 894, 1043, 1064, 1084, 1192, 1596, 1626, 1788, 1897, 2086, 2168, 2831, 3129, 3192, 3252, 3576, 3794, 4172, 5149, 5662, 5691, 6258, 6504, 7588, 8344, 8493, 10298, 11324, 11382, 12516, 15176, 15447, 16986, 19817, 20596, 22648, 22764, 25032, 30894, 33972, 36043, 39634, 40379, 41192, 45528, 59451, 61788, 67944, 72086, 79268, 80758, 108129, 118902, 121137, 123576, 144172, 158536, 161516, 216258, 237804, 242274, 282653, 288344, 323032, 432516, 475608, 484548, 565306, 767201, 847959, 865032, 969096, 1130612, 1534402, 1695918, 2261224, 2301603, 3068804, 3391836, 4603206, 5370407, 6137608, 6783672, 9206412, 10740814, 16111221, 18412824, 21481628, 32222442, 42963256, 64444884, 128889768]

約数ペア:

[(1, 128889768), (2, 64444884), (3, 42963256), (4, 32222442), (6, 21481628), (7, 18412824), (8, 16111221), (12, 10740814), (14, 9206412), (19, 6783672), (21, 6137608), (24, 5370407), (28, 4603206), (38, 3391836), (42, 3068804), (56, 2301603), (57, 2261224), (76, 1695918), (84, 1534402), (114, 1130612), (133, 969096), (149, 865032), (152, 847959), (168, 767201), (228, 565306), (266, 484548), (271, 475608), (298, 432516), (399, 323032), (447, 288344), (456, 282653), (532, 242274), (542, 237804), (596, 216258), (798, 161516), (813, 158536), (894, 144172), (1043, 123576), (1064, 121137), (1084, 118902), (1192, 108129), (1596, 80758), (1626, 79268), (1788, 72086), (1897, 67944), (2086, 61788), (2168, 59451), (2831, 45528), (3129, 41192), (3192, 40379), (3252, 39634), (3576, 36043), (3794, 33972), (4172, 30894), (5149, 25032), (5662, 22764), (5691, 22648), (6258, 20596), (6504, 19817), (7588, 16986), (8344, 15447), (8493, 15176), (10298, 12516), (11324, 11382)]