1964131840

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3671}}^1$

素因数の和:3724

約数の個数: 160

約数和(自身を含む): 5409296640

約数和(自身を除く): 3445164800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 380, 418, 440, 512, 608, 640, 704, 760, 836, 880, 1045, 1216, 1280, 1408, 1520, 1672, 1760, 2090, 2432, 2560, 2816, 3040, 3344, 3520, 3671, 4180, 4864, 5632, 6080, 6688, 7040, 7342, 8360, 9728, 12160, 13376, 14080, 14684, 16720, 18355, 24320, 26752, 28160, 29368, 33440, 36710, 40381, 48640, 53504, 58736, 66880, 69749, 73420, 80762, 107008, 117472, 133760, 139498, 146840, 161524, 201905, 234944, 267520, 278996, 293680, 323048, 348745, 403810, 469888, 535040, 557992, 587360, 646096, 697490, 767239, 807620, 939776, 1115984, 1174720, 1292192, 1394980, 1534478, 1615240, 1879552, 2231968, 2349440, 2584384, 2789960, 3068956, 3230480, 3836195, 4463936, 4698880, 5168768, 5579920, 6137912, 6460960, 7672390, 8927872, 9397760, 10337536, 11159840, 12275824, 12921920, 15344780, 17855744, 20675072, 22319680, 24551648, 25843840, 30689560, 35711488, 44639360, 49103296, 51687680, 61379120, 89278720, 98206592, 103375360, 122758240, 178557440, 196413184, 245516480, 392826368, 491032960, 982065920, 1964131840]

約数ペア:

[(1, 1964131840), (2, 982065920), (4, 491032960), (5, 392826368), (8, 245516480), (10, 196413184), (11, 178557440), (16, 122758240), (19, 103375360), (20, 98206592), (22, 89278720), (32, 61379120), (38, 51687680), (40, 49103296), (44, 44639360), (55, 35711488), (64, 30689560), (76, 25843840), (80, 24551648), (88, 22319680), (95, 20675072), (110, 17855744), (128, 15344780), (152, 12921920), (160, 12275824), (176, 11159840), (190, 10337536), (209, 9397760), (220, 8927872), (256, 7672390), (304, 6460960), (320, 6137912), (352, 5579920), (380, 5168768), (418, 4698880), (440, 4463936), (512, 3836195), (608, 3230480), (640, 3068956), (704, 2789960), (760, 2584384), (836, 2349440), (880, 2231968), (1045, 1879552), (1216, 1615240), (1280, 1534478), (1408, 1394980), (1520, 1292192), (1672, 1174720), (1760, 1115984), (2090, 939776), (2432, 807620), (2560, 767239), (2816, 697490), (3040, 646096), (3344, 587360), (3520, 557992), (3671, 535040), (4180, 469888), (4864, 403810), (5632, 348745), (6080, 323048), (6688, 293680), (7040, 278996), (7342, 267520), (8360, 234944), (9728, 201905), (12160, 161524), (13376, 146840), (14080, 139498), (14684, 133760), (16720, 117472), (18355, 107008), (24320, 80762), (26752, 73420), (28160, 69749), (29368, 66880), (33440, 58736), (36710, 53504), (40381, 48640)]