18536690560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{30139}}^1$

素因数の和:30220

約数の個数: 96

約数和(自身を含む): 45791400600

約数和(自身を除く): 27254710040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 961, 992, 1240, 1922, 1984, 2480, 3844, 3968, 4805, 4960, 7688, 9610, 9920, 15376, 19220, 19840, 30139, 30752, 38440, 60278, 61504, 76880, 120556, 123008, 150695, 153760, 241112, 301390, 307520, 482224, 602780, 615040, 934309, 964448, 1205560, 1868618, 1928896, 2411120, 3737236, 3857792, 4671545, 4822240, 7474472, 9343090, 9644480, 14948944, 18686180, 19288960, 28963579, 29897888, 37372360, 57927158, 59795776, 74744720, 115854316, 119591552, 144817895, 149489440, 231708632, 289635790, 298978880, 463417264, 579271580, 597957760, 926834528, 1158543160, 1853669056, 2317086320, 3707338112, 4634172640, 9268345280, 18536690560]

約数ペア:

[(1, 18536690560), (2, 9268345280), (4, 4634172640), (5, 3707338112), (8, 2317086320), (10, 1853669056), (16, 1158543160), (20, 926834528), (31, 597957760), (32, 579271580), (40, 463417264), (62, 298978880), (64, 289635790), (80, 231708632), (124, 149489440), (128, 144817895), (155, 119591552), (160, 115854316), (248, 74744720), (310, 59795776), (320, 57927158), (496, 37372360), (620, 29897888), (640, 28963579), (961, 19288960), (992, 18686180), (1240, 14948944), (1922, 9644480), (1984, 9343090), (2480, 7474472), (3844, 4822240), (3968, 4671545), (4805, 3857792), (4960, 3737236), (7688, 2411120), (9610, 1928896), (9920, 1868618), (15376, 1205560), (19220, 964448), (19840, 934309), (30139, 615040), (30752, 602780), (38440, 482224), (60278, 307520), (61504, 301390), (76880, 241112), (120556, 153760), (123008, 150695)]