90718080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1336

約数の個数: 128

約数和(自身を含む): 297211680

約数和(自身を除く): 206493600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 888, 960, 1110, 1184, 1277, 1480, 1776, 1920, 2220, 2368, 2554, 2960, 3552, 3831, 4440, 4736, 5108, 5920, 6385, 7104, 7662, 8880, 10216, 11840, 12770, 14208, 15324, 17760, 19155, 20432, 23680, 25540, 30648, 35520, 38310, 40864, 47249, 51080, 61296, 71040, 76620, 81728, 94498, 102160, 122592, 141747, 153240, 163456, 188996, 204320, 236245, 245184, 283494, 306480, 377992, 408640, 472490, 490368, 566988, 612960, 708735, 755984, 817280, 944980, 1133976, 1225920, 1417470, 1511968, 1889960, 2267952, 2451840, 2834940, 3023936, 3779920, 4535904, 5669880, 6047872, 7559840, 9071808, 11339760, 15119680, 18143616, 22679520, 30239360, 45359040, 90718080]

約数ペア:

[(1, 90718080), (2, 45359040), (3, 30239360), (4, 22679520), (5, 18143616), (6, 15119680), (8, 11339760), (10, 9071808), (12, 7559840), (15, 6047872), (16, 5669880), (20, 4535904), (24, 3779920), (30, 3023936), (32, 2834940), (37, 2451840), (40, 2267952), (48, 1889960), (60, 1511968), (64, 1417470), (74, 1225920), (80, 1133976), (96, 944980), (111, 817280), (120, 755984), (128, 708735), (148, 612960), (160, 566988), (185, 490368), (192, 472490), (222, 408640), (240, 377992), (296, 306480), (320, 283494), (370, 245184), (384, 236245), (444, 204320), (480, 188996), (555, 163456), (592, 153240), (640, 141747), (740, 122592), (888, 102160), (960, 94498), (1110, 81728), (1184, 76620), (1277, 71040), (1480, 61296), (1776, 51080), (1920, 47249), (2220, 40864), (2368, 38310), (2554, 35520), (2960, 30648), (3552, 25540), (3831, 23680), (4440, 20432), (4736, 19155), (5108, 17760), (5920, 15324), (6385, 14208), (7104, 12770), (7662, 11840), (8880, 10216)]