1817960040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29881}}^1$

素因数の和:29924

約数の個数: 144

約数和(自身を含む): 6398035020

約数和(自身を除く): 4580074980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 12168, 15210, 20280, 29881, 30420, 59762, 60840, 89643, 119524, 149405, 179286, 239048, 268929, 298810, 358572, 388453, 448215, 537858, 597620, 717144, 776906, 896430, 1075716, 1165359, 1195240, 1344645, 1553812, 1792860, 1942265, 2151432, 2330718, 2689290, 3107624, 3496077, 3585720, 3884530, 4661436, 5049889, 5378580, 5826795, 6992154, 7769060, 9322872, 10099778, 10757160, 11653590, 13984308, 15149667, 15538120, 17480385, 20199556, 23307180, 25249445, 27968616, 30299334, 34960770, 40399112, 45449001, 46614360, 50498890, 60598668, 69921540, 75748335, 90898002, 100997780, 121197336, 139843080, 151496670, 181796004, 201995560, 227245005, 302993340, 363592008, 454490010, 605986680, 908980020, 1817960040]

約数ペア:

[(1, 1817960040), (2, 908980020), (3, 605986680), (4, 454490010), (5, 363592008), (6, 302993340), (8, 227245005), (9, 201995560), (10, 181796004), (12, 151496670), (13, 139843080), (15, 121197336), (18, 100997780), (20, 90898002), (24, 75748335), (26, 69921540), (30, 60598668), (36, 50498890), (39, 46614360), (40, 45449001), (45, 40399112), (52, 34960770), (60, 30299334), (65, 27968616), (72, 25249445), (78, 23307180), (90, 20199556), (104, 17480385), (117, 15538120), (120, 15149667), (130, 13984308), (156, 11653590), (169, 10757160), (180, 10099778), (195, 9322872), (234, 7769060), (260, 6992154), (312, 5826795), (338, 5378580), (360, 5049889), (390, 4661436), (468, 3884530), (507, 3585720), (520, 3496077), (585, 3107624), (676, 2689290), (780, 2330718), (845, 2151432), (936, 1942265), (1014, 1792860), (1170, 1553812), (1352, 1344645), (1521, 1195240), (1560, 1165359), (1690, 1075716), (2028, 896430), (2340, 776906), (2535, 717144), (3042, 597620), (3380, 537858), (4056, 448215), (4680, 388453), (5070, 358572), (6084, 298810), (6760, 268929), (7605, 239048), (10140, 179286), (12168, 149405), (15210, 119524), (20280, 89643), (29881, 60840), (30420, 59762)]