172420560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 240

約数和(自身を含む): 633032400

約数和(自身を除く): 460611840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 109, 117, 120, 130, 144, 156, 169, 180, 195, 208, 218, 234, 240, 260, 312, 327, 338, 360, 390, 436, 468, 507, 520, 545, 585, 624, 654, 676, 720, 780, 845, 872, 936, 981, 1014, 1040, 1090, 1170, 1308, 1352, 1417, 1521, 1560, 1635, 1690, 1744, 1872, 1962, 2028, 2180, 2197, 2340, 2535, 2616, 2704, 2834, 3042, 3120, 3270, 3380, 3924, 4056, 4251, 4360, 4394, 4680, 4905, 5070, 5232, 5668, 6084, 6540, 6591, 6760, 7085, 7605, 7848, 8112, 8502, 8720, 8788, 9360, 9810, 10140, 10985, 11336, 12168, 12753, 13080, 13182, 13520, 14170, 15210, 15696, 17004, 17576, 18421, 19620, 19773, 20280, 21255, 21970, 22672, 24336, 25506, 26160, 26364, 28340, 30420, 32955, 34008, 35152, 36842, 39240, 39546, 40560, 42510, 43940, 51012, 52728, 55263, 56680, 60840, 63765, 65910, 68016, 73684, 78480, 79092, 85020, 87880, 92105, 98865, 102024, 105456, 110526, 113360, 121680, 127530, 131820, 147368, 158184, 165789, 170040, 175760, 184210, 197730, 204048, 221052, 239473, 255060, 263640, 276315, 294736, 316368, 331578, 340080, 368420, 395460, 442104, 478946, 510120, 527280, 552630, 663156, 718419, 736840, 790920, 828945, 884208, 957892, 1020240, 1105260, 1197365, 1326312, 1436838, 1473680, 1581840, 1657890, 1915784, 2155257, 2210520, 2394730, 2652624, 2873676, 3315780, 3592095, 3831568, 4310514, 4421040, 4789460, 5747352, 6631560, 7184190, 8621028, 9578920, 10776285, 11494704, 13263120, 14368380, 17242056, 19157840, 21552570, 28736760, 34484112, 43105140, 57473520, 86210280, 172420560]

約数ペア:

[(1, 172420560), (2, 86210280), (3, 57473520), (4, 43105140), (5, 34484112), (6, 28736760), (8, 21552570), (9, 19157840), (10, 17242056), (12, 14368380), (13, 13263120), (15, 11494704), (16, 10776285), (18, 9578920), (20, 8621028), (24, 7184190), (26, 6631560), (30, 5747352), (36, 4789460), (39, 4421040), (40, 4310514), (45, 3831568), (48, 3592095), (52, 3315780), (60, 2873676), (65, 2652624), (72, 2394730), (78, 2210520), (80, 2155257), (90, 1915784), (104, 1657890), (109, 1581840), (117, 1473680), (120, 1436838), (130, 1326312), (144, 1197365), (156, 1105260), (169, 1020240), (180, 957892), (195, 884208), (208, 828945), (218, 790920), (234, 736840), (240, 718419), (260, 663156), (312, 552630), (327, 527280), (338, 510120), (360, 478946), (390, 442104), (436, 395460), (468, 368420), (507, 340080), (520, 331578), (545, 316368), (585, 294736), (624, 276315), (654, 263640), (676, 255060), (720, 239473), (780, 221052), (845, 204048), (872, 197730), (936, 184210), (981, 175760), (1014, 170040), (1040, 165789), (1090, 158184), (1170, 147368), (1308, 131820), (1352, 127530), (1417, 121680), (1521, 113360), (1560, 110526), (1635, 105456), (1690, 102024), (1744, 98865), (1872, 92105), (1962, 87880), (2028, 85020), (2180, 79092), (2197, 78480), (2340, 73684), (2535, 68016), (2616, 65910), (2704, 63765), (2834, 60840), (3042, 56680), (3120, 55263), (3270, 52728), (3380, 51012), (3924, 43940), (4056, 42510), (4251, 40560), (4360, 39546), (4394, 39240), (4680, 36842), (4905, 35152), (5070, 34008), (5232, 32955), (5668, 30420), (6084, 28340), (6540, 26364), (6591, 26160), (6760, 25506), (7085, 24336), (7605, 22672), (7848, 21970), (8112, 21255), (8502, 20280), (8720, 19773), (8788, 19620), (9360, 18421), (9810, 17576), (10140, 17004), (10985, 15696), (11336, 15210), (12168, 14170), (12753, 13520), (13080, 13182)]