217556280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:915

約数の個数: 160

約数和(自身を含む): 740955600

約数和(自身を除く): 523399320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 83, 90, 108, 120, 135, 162, 166, 180, 216, 249, 270, 324, 332, 360, 405, 415, 498, 540, 648, 664, 747, 809, 810, 830, 996, 1080, 1245, 1494, 1618, 1620, 1660, 1992, 2241, 2427, 2490, 2988, 3236, 3240, 3320, 3735, 4045, 4482, 4854, 4980, 5976, 6472, 6723, 7281, 7470, 8090, 8964, 9708, 9960, 11205, 12135, 13446, 14562, 14940, 16180, 17928, 19416, 21843, 22410, 24270, 26892, 29124, 29880, 32360, 33615, 36405, 43686, 44820, 48540, 53784, 58248, 65529, 67147, 67230, 72810, 87372, 89640, 97080, 109215, 131058, 134294, 134460, 145620, 174744, 201441, 218430, 262116, 268588, 268920, 291240, 327645, 335735, 402882, 436860, 524232, 537176, 604323, 655290, 671470, 805764, 873720, 1007205, 1208646, 1310580, 1342940, 1611528, 1812969, 2014410, 2417292, 2621160, 2685880, 3021615, 3625938, 4028820, 4834584, 5438907, 6043230, 7251876, 8057640, 9064845, 10877814, 12086460, 14503752, 18129690, 21755628, 24172920, 27194535, 36259380, 43511256, 54389070, 72518760, 108778140, 217556280]

約数ペア:

[(1, 217556280), (2, 108778140), (3, 72518760), (4, 54389070), (5, 43511256), (6, 36259380), (8, 27194535), (9, 24172920), (10, 21755628), (12, 18129690), (15, 14503752), (18, 12086460), (20, 10877814), (24, 9064845), (27, 8057640), (30, 7251876), (36, 6043230), (40, 5438907), (45, 4834584), (54, 4028820), (60, 3625938), (72, 3021615), (81, 2685880), (83, 2621160), (90, 2417292), (108, 2014410), (120, 1812969), (135, 1611528), (162, 1342940), (166, 1310580), (180, 1208646), (216, 1007205), (249, 873720), (270, 805764), (324, 671470), (332, 655290), (360, 604323), (405, 537176), (415, 524232), (498, 436860), (540, 402882), (648, 335735), (664, 327645), (747, 291240), (809, 268920), (810, 268588), (830, 262116), (996, 218430), (1080, 201441), (1245, 174744), (1494, 145620), (1618, 134460), (1620, 134294), (1660, 131058), (1992, 109215), (2241, 97080), (2427, 89640), (2490, 87372), (2988, 72810), (3236, 67230), (3240, 67147), (3320, 65529), (3735, 58248), (4045, 53784), (4482, 48540), (4854, 44820), (4980, 43686), (5976, 36405), (6472, 33615), (6723, 32360), (7281, 29880), (7470, 29124), (8090, 26892), (8964, 24270), (9708, 22410), (9960, 21843), (11205, 19416), (12135, 17928), (13446, 16180), (14562, 14940)]