320335440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70249}}^1$

素因数の和:70284

約数の個数: 80

約数和(自身を含む): 1045320000

約数和(自身を除く): 724984560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 70249, 140498, 210747, 280996, 351245, 421494, 561992, 702490, 842988, 1053735, 1123984, 1334731, 1404980, 1685976, 2107470, 2669462, 2809960, 3371952, 4004193, 4214940, 5338924, 5619920, 6673655, 8008386, 8429880, 10677848, 13347310, 16016772, 16859760, 20020965, 21355696, 26694620, 32033544, 40041930, 53389240, 64067088, 80083860, 106778480, 160167720, 320335440]

約数ペア:

[(1, 320335440), (2, 160167720), (3, 106778480), (4, 80083860), (5, 64067088), (6, 53389240), (8, 40041930), (10, 32033544), (12, 26694620), (15, 21355696), (16, 20020965), (19, 16859760), (20, 16016772), (24, 13347310), (30, 10677848), (38, 8429880), (40, 8008386), (48, 6673655), (57, 5619920), (60, 5338924), (76, 4214940), (80, 4004193), (95, 3371952), (114, 2809960), (120, 2669462), (152, 2107470), (190, 1685976), (228, 1404980), (240, 1334731), (285, 1123984), (304, 1053735), (380, 842988), (456, 702490), (570, 561992), (760, 421494), (912, 351245), (1140, 280996), (1520, 210747), (2280, 140498), (4560, 70249)]