205540920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1254

約数の個数: 192

約数和(自身を含む): 739458720

約数和(自身を除く): 533917800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 666, 740, 780, 888, 936, 962, 1110, 1170, 1187, 1332, 1443, 1480, 1560, 1665, 1924, 2220, 2340, 2374, 2405, 2664, 2886, 3330, 3561, 3848, 4329, 4440, 4680, 4748, 4810, 5772, 5935, 6660, 7122, 7215, 8658, 9496, 9620, 10683, 11544, 11870, 13320, 14244, 14430, 15431, 17316, 17805, 19240, 21366, 21645, 23740, 28488, 28860, 30862, 34632, 35610, 42732, 43290, 43919, 46293, 47480, 53415, 57720, 61724, 71220, 77155, 85464, 86580, 87838, 92586, 106830, 123448, 131757, 138879, 142440, 154310, 173160, 175676, 185172, 213660, 219595, 231465, 263514, 277758, 308620, 351352, 370344, 395271, 427320, 439190, 462930, 527028, 555516, 570947, 617240, 658785, 694395, 790542, 878380, 925860, 1054056, 1111032, 1141894, 1317570, 1388790, 1581084, 1712841, 1756760, 1851720, 1976355, 2283788, 2635140, 2777580, 2854735, 3162168, 3425682, 3952710, 4567576, 5138523, 5270280, 5555160, 5709470, 6851364, 7905420, 8564205, 10277046, 11418940, 13702728, 15810840, 17128410, 20554092, 22837880, 25692615, 34256820, 41108184, 51385230, 68513640, 102770460, 205540920]

約数ペア:

[(1, 205540920), (2, 102770460), (3, 68513640), (4, 51385230), (5, 41108184), (6, 34256820), (8, 25692615), (9, 22837880), (10, 20554092), (12, 17128410), (13, 15810840), (15, 13702728), (18, 11418940), (20, 10277046), (24, 8564205), (26, 7905420), (30, 6851364), (36, 5709470), (37, 5555160), (39, 5270280), (40, 5138523), (45, 4567576), (52, 3952710), (60, 3425682), (65, 3162168), (72, 2854735), (74, 2777580), (78, 2635140), (90, 2283788), (104, 1976355), (111, 1851720), (117, 1756760), (120, 1712841), (130, 1581084), (148, 1388790), (156, 1317570), (180, 1141894), (185, 1111032), (195, 1054056), (222, 925860), (234, 878380), (260, 790542), (296, 694395), (312, 658785), (333, 617240), (360, 570947), (370, 555516), (390, 527028), (444, 462930), (468, 439190), (481, 427320), (520, 395271), (555, 370344), (585, 351352), (666, 308620), (740, 277758), (780, 263514), (888, 231465), (936, 219595), (962, 213660), (1110, 185172), (1170, 175676), (1187, 173160), (1332, 154310), (1443, 142440), (1480, 138879), (1560, 131757), (1665, 123448), (1924, 106830), (2220, 92586), (2340, 87838), (2374, 86580), (2405, 85464), (2664, 77155), (2886, 71220), (3330, 61724), (3561, 57720), (3848, 53415), (4329, 47480), (4440, 46293), (4680, 43919), (4748, 43290), (4810, 42732), (5772, 35610), (5935, 34632), (6660, 30862), (7122, 28860), (7215, 28488), (8658, 23740), (9496, 21645), (9620, 21366), (10683, 19240), (11544, 17805), (11870, 17316), (13320, 15431), (14244, 14430)]