2311920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 180

約数和(自身を含む): 8849880

約数和(自身を除く): 6537960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 169, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 338, 342, 360, 380, 390, 456, 468, 494, 507, 520, 570, 585, 624, 676, 684, 720, 741, 760, 780, 845, 855, 912, 936, 988, 1014, 1040, 1140, 1170, 1235, 1352, 1368, 1482, 1520, 1521, 1560, 1690, 1710, 1872, 1976, 2028, 2223, 2280, 2340, 2470, 2535, 2704, 2736, 2964, 3042, 3120, 3211, 3380, 3420, 3705, 3952, 4056, 4446, 4560, 4680, 4940, 5070, 5928, 6084, 6422, 6760, 6840, 7410, 7605, 8112, 8892, 9360, 9633, 9880, 10140, 11115, 11856, 12168, 12844, 13520, 13680, 14820, 15210, 16055, 17784, 19266, 19760, 20280, 22230, 24336, 25688, 28899, 29640, 30420, 32110, 35568, 38532, 40560, 44460, 48165, 51376, 57798, 59280, 60840, 64220, 77064, 88920, 96330, 115596, 121680, 128440, 144495, 154128, 177840, 192660, 231192, 256880, 288990, 385320, 462384, 577980, 770640, 1155960, 2311920]

約数ペア:

[(1, 2311920), (2, 1155960), (3, 770640), (4, 577980), (5, 462384), (6, 385320), (8, 288990), (9, 256880), (10, 231192), (12, 192660), (13, 177840), (15, 154128), (16, 144495), (18, 128440), (19, 121680), (20, 115596), (24, 96330), (26, 88920), (30, 77064), (36, 64220), (38, 60840), (39, 59280), (40, 57798), (45, 51376), (48, 48165), (52, 44460), (57, 40560), (60, 38532), (65, 35568), (72, 32110), (76, 30420), (78, 29640), (80, 28899), (90, 25688), (95, 24336), (104, 22230), (114, 20280), (117, 19760), (120, 19266), (130, 17784), (144, 16055), (152, 15210), (156, 14820), (169, 13680), (171, 13520), (180, 12844), (190, 12168), (195, 11856), (208, 11115), (228, 10140), (234, 9880), (240, 9633), (247, 9360), (260, 8892), (285, 8112), (304, 7605), (312, 7410), (338, 6840), (342, 6760), (360, 6422), (380, 6084), (390, 5928), (456, 5070), (468, 4940), (494, 4680), (507, 4560), (520, 4446), (570, 4056), (585, 3952), (624, 3705), (676, 3420), (684, 3380), (720, 3211), (741, 3120), (760, 3042), (780, 2964), (845, 2736), (855, 2704), (912, 2535), (936, 2470), (988, 2340), (1014, 2280), (1040, 2223), (1140, 2028), (1170, 1976), (1235, 1872), (1352, 1710), (1368, 1690), (1482, 1560), (1520, 1521)]