198896310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:228

約数の個数: 120

約数和(自身を含む): 558334656

約数和(自身を除く): 359438346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 89, 90, 93, 135, 155, 162, 178, 186, 267, 270, 279, 310, 405, 445, 465, 534, 558, 801, 810, 837, 890, 930, 1335, 1395, 1602, 1674, 2403, 2511, 2670, 2759, 2790, 4005, 4185, 4806, 5022, 5518, 7209, 7921, 8010, 8277, 8370, 12015, 12555, 13795, 14418, 15842, 16554, 23763, 24030, 24831, 25110, 27590, 36045, 39605, 41385, 47526, 49662, 71289, 72090, 74493, 79210, 82770, 118815, 124155, 142578, 148986, 213867, 223479, 237630, 245551, 248310, 356445, 372465, 427734, 446958, 491102, 641601, 712890, 736653, 744930, 1069335, 1117395, 1227755, 1283202, 1473306, 2138670, 2209959, 2234790, 2455510, 3208005, 3683265, 4419918, 6416010, 6629877, 7366530, 11049795, 13259754, 19889631, 22099590, 33149385, 39779262, 66298770, 99448155, 198896310]

約数ペア:

[(1, 198896310), (2, 99448155), (3, 66298770), (5, 39779262), (6, 33149385), (9, 22099590), (10, 19889631), (15, 13259754), (18, 11049795), (27, 7366530), (30, 6629877), (31, 6416010), (45, 4419918), (54, 3683265), (62, 3208005), (81, 2455510), (89, 2234790), (90, 2209959), (93, 2138670), (135, 1473306), (155, 1283202), (162, 1227755), (178, 1117395), (186, 1069335), (267, 744930), (270, 736653), (279, 712890), (310, 641601), (405, 491102), (445, 446958), (465, 427734), (534, 372465), (558, 356445), (801, 248310), (810, 245551), (837, 237630), (890, 223479), (930, 213867), (1335, 148986), (1395, 142578), (1602, 124155), (1674, 118815), (2403, 82770), (2511, 79210), (2670, 74493), (2759, 72090), (2790, 71289), (4005, 49662), (4185, 47526), (4806, 41385), (5022, 39605), (5518, 36045), (7209, 27590), (7921, 25110), (8010, 24831), (8277, 24030), (8370, 23763), (12015, 16554), (12555, 15842), (13795, 14418)]