263236480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 128

約数和(自身を含む): 701719200

約数和(自身を除く): 438482720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 290, 320, 377, 416, 464, 520, 580, 640, 754, 832, 928, 1040, 1091, 1160, 1508, 1664, 1856, 1885, 2080, 2182, 2320, 3016, 3712, 3770, 4160, 4364, 4640, 5455, 6032, 7540, 8320, 8728, 9280, 10910, 12064, 14183, 15080, 17456, 18560, 21820, 24128, 28366, 30160, 31639, 34912, 43640, 48256, 56732, 60320, 63278, 69824, 70915, 87280, 113464, 120640, 126556, 139648, 141830, 158195, 174560, 226928, 241280, 253112, 283660, 316390, 349120, 411307, 453856, 506224, 567320, 632780, 698240, 822614, 907712, 1012448, 1134640, 1265560, 1645228, 1815424, 2024896, 2056535, 2269280, 2531120, 3290456, 4049792, 4113070, 4538560, 5062240, 6580912, 8226140, 9077120, 10124480, 13161824, 16452280, 20248960, 26323648, 32904560, 52647296, 65809120, 131618240, 263236480]

約数ペア:

[(1, 263236480), (2, 131618240), (4, 65809120), (5, 52647296), (8, 32904560), (10, 26323648), (13, 20248960), (16, 16452280), (20, 13161824), (26, 10124480), (29, 9077120), (32, 8226140), (40, 6580912), (52, 5062240), (58, 4538560), (64, 4113070), (65, 4049792), (80, 3290456), (104, 2531120), (116, 2269280), (128, 2056535), (130, 2024896), (145, 1815424), (160, 1645228), (208, 1265560), (232, 1134640), (260, 1012448), (290, 907712), (320, 822614), (377, 698240), (416, 632780), (464, 567320), (520, 506224), (580, 453856), (640, 411307), (754, 349120), (832, 316390), (928, 283660), (1040, 253112), (1091, 241280), (1160, 226928), (1508, 174560), (1664, 158195), (1856, 141830), (1885, 139648), (2080, 126556), (2182, 120640), (2320, 113464), (3016, 87280), (3712, 70915), (3770, 69824), (4160, 63278), (4364, 60320), (4640, 56732), (5455, 48256), (6032, 43640), (7540, 34912), (8320, 31639), (8728, 30160), (9280, 28366), (10910, 24128), (12064, 21820), (14183, 18560), (15080, 17456)]