129897680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:517

約数の個数: 160

約数和(自身を含む): 368012160

約数和(自身を除く): 238114480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 152, 170, 176, 187, 190, 209, 220, 272, 304, 323, 340, 374, 380, 418, 440, 457, 646, 680, 748, 760, 836, 880, 914, 935, 1045, 1292, 1360, 1496, 1520, 1615, 1672, 1828, 1870, 2090, 2285, 2584, 2992, 3230, 3344, 3553, 3656, 3740, 4180, 4570, 5027, 5168, 6460, 7106, 7312, 7480, 7769, 8360, 8683, 9140, 10054, 12920, 14212, 14960, 15538, 16720, 17366, 17765, 18280, 20108, 25135, 25840, 28424, 31076, 34732, 35530, 36560, 38845, 40216, 43415, 50270, 56848, 62152, 69464, 71060, 77690, 80432, 85459, 86830, 95513, 100540, 124304, 138928, 142120, 147611, 155380, 170918, 173660, 191026, 201080, 284240, 295222, 310760, 341836, 347320, 382052, 402160, 427295, 477565, 590444, 621520, 683672, 694640, 738055, 764104, 854590, 955130, 1180888, 1367344, 1476110, 1528208, 1623721, 1709180, 1910260, 2361776, 2952220, 3247442, 3418360, 3820520, 5904440, 6494884, 6836720, 7641040, 8118605, 11808880, 12989768, 16237210, 25979536, 32474420, 64948840, 129897680]

約数ペア:

[(1, 129897680), (2, 64948840), (4, 32474420), (5, 25979536), (8, 16237210), (10, 12989768), (11, 11808880), (16, 8118605), (17, 7641040), (19, 6836720), (20, 6494884), (22, 5904440), (34, 3820520), (38, 3418360), (40, 3247442), (44, 2952220), (55, 2361776), (68, 1910260), (76, 1709180), (80, 1623721), (85, 1528208), (88, 1476110), (95, 1367344), (110, 1180888), (136, 955130), (152, 854590), (170, 764104), (176, 738055), (187, 694640), (190, 683672), (209, 621520), (220, 590444), (272, 477565), (304, 427295), (323, 402160), (340, 382052), (374, 347320), (380, 341836), (418, 310760), (440, 295222), (457, 284240), (646, 201080), (680, 191026), (748, 173660), (760, 170918), (836, 155380), (880, 147611), (914, 142120), (935, 138928), (1045, 124304), (1292, 100540), (1360, 95513), (1496, 86830), (1520, 85459), (1615, 80432), (1672, 77690), (1828, 71060), (1870, 69464), (2090, 62152), (2285, 56848), (2584, 50270), (2992, 43415), (3230, 40216), (3344, 38845), (3553, 36560), (3656, 35530), (3740, 34732), (4180, 31076), (4570, 28424), (5027, 25840), (5168, 25135), (6460, 20108), (7106, 18280), (7312, 17765), (7480, 17366), (7769, 16720), (8360, 15538), (8683, 14960), (9140, 14212), (10054, 12920)]