1559897720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 3881779200

約数和(自身を除く): 2321881480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 233, 380, 383, 437, 460, 466, 760, 766, 874, 920, 932, 1165, 1532, 1748, 1864, 1915, 2185, 2330, 3064, 3496, 3830, 4370, 4427, 4660, 5359, 7277, 7660, 8740, 8809, 8854, 9320, 10718, 14554, 15320, 17480, 17618, 17708, 21436, 22135, 26795, 29108, 35236, 35416, 36385, 42872, 44045, 44270, 53590, 58216, 70472, 72770, 88090, 88540, 89239, 101821, 107180, 145540, 167371, 176180, 177080, 178478, 203642, 214360, 291080, 334742, 352360, 356956, 407284, 446195, 509105, 669484, 713912, 814568, 836855, 892390, 1018210, 1338968, 1673710, 1695541, 1784780, 2036420, 2052497, 3347420, 3391082, 3569560, 4072840, 4104994, 6694840, 6782164, 8209988, 8477705, 10262485, 13564328, 16419976, 16955410, 20524970, 33910820, 38997443, 41049940, 67821640, 77994886, 82099880, 155989772, 194987215, 311979544, 389974430, 779948860, 1559897720]

約数ペア:

[(1, 1559897720), (2, 779948860), (4, 389974430), (5, 311979544), (8, 194987215), (10, 155989772), (19, 82099880), (20, 77994886), (23, 67821640), (38, 41049940), (40, 38997443), (46, 33910820), (76, 20524970), (92, 16955410), (95, 16419976), (115, 13564328), (152, 10262485), (184, 8477705), (190, 8209988), (230, 6782164), (233, 6694840), (380, 4104994), (383, 4072840), (437, 3569560), (460, 3391082), (466, 3347420), (760, 2052497), (766, 2036420), (874, 1784780), (920, 1695541), (932, 1673710), (1165, 1338968), (1532, 1018210), (1748, 892390), (1864, 836855), (1915, 814568), (2185, 713912), (2330, 669484), (3064, 509105), (3496, 446195), (3830, 407284), (4370, 356956), (4427, 352360), (4660, 334742), (5359, 291080), (7277, 214360), (7660, 203642), (8740, 178478), (8809, 177080), (8854, 176180), (9320, 167371), (10718, 145540), (14554, 107180), (15320, 101821), (17480, 89239), (17618, 88540), (17708, 88090), (21436, 72770), (22135, 70472), (26795, 58216), (29108, 53590), (35236, 44270), (35416, 44045), (36385, 42872)]