215290800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:860

約数の個数: 180

約数和(自身を含む): 757575520

約数和(自身を除く): 542284720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 79, 80, 90, 100, 120, 144, 150, 158, 180, 200, 225, 237, 240, 300, 316, 360, 395, 400, 450, 474, 600, 632, 711, 720, 757, 790, 900, 948, 1185, 1200, 1264, 1422, 1514, 1580, 1800, 1896, 1975, 2271, 2370, 2844, 3028, 3160, 3555, 3600, 3785, 3792, 3950, 4542, 4740, 5688, 5925, 6056, 6320, 6813, 7110, 7570, 7900, 9084, 9480, 11355, 11376, 11850, 12112, 13626, 14220, 15140, 15800, 17775, 18168, 18925, 18960, 22710, 23700, 27252, 28440, 30280, 31600, 34065, 35550, 36336, 37850, 45420, 47400, 54504, 56775, 56880, 59803, 60560, 68130, 71100, 75700, 90840, 94800, 109008, 113550, 119606, 136260, 142200, 151400, 170325, 179409, 181680, 227100, 239212, 272520, 284400, 299015, 302800, 340650, 358818, 454200, 478424, 538227, 545040, 598030, 681300, 717636, 897045, 908400, 956848, 1076454, 1196060, 1362600, 1435272, 1495075, 1794090, 2152908, 2392120, 2691135, 2725200, 2870544, 2990150, 3588180, 4305816, 4485225, 4784240, 5382270, 5980300, 7176360, 8611632, 8970450, 10764540, 11960600, 13455675, 14352720, 17940900, 21529080, 23921200, 26911350, 35881800, 43058160, 53822700, 71763600, 107645400, 215290800]

約数ペア:

[(1, 215290800), (2, 107645400), (3, 71763600), (4, 53822700), (5, 43058160), (6, 35881800), (8, 26911350), (9, 23921200), (10, 21529080), (12, 17940900), (15, 14352720), (16, 13455675), (18, 11960600), (20, 10764540), (24, 8970450), (25, 8611632), (30, 7176360), (36, 5980300), (40, 5382270), (45, 4784240), (48, 4485225), (50, 4305816), (60, 3588180), (72, 2990150), (75, 2870544), (79, 2725200), (80, 2691135), (90, 2392120), (100, 2152908), (120, 1794090), (144, 1495075), (150, 1435272), (158, 1362600), (180, 1196060), (200, 1076454), (225, 956848), (237, 908400), (240, 897045), (300, 717636), (316, 681300), (360, 598030), (395, 545040), (400, 538227), (450, 478424), (474, 454200), (600, 358818), (632, 340650), (711, 302800), (720, 299015), (757, 284400), (790, 272520), (900, 239212), (948, 227100), (1185, 181680), (1200, 179409), (1264, 170325), (1422, 151400), (1514, 142200), (1580, 136260), (1800, 119606), (1896, 113550), (1975, 109008), (2271, 94800), (2370, 90840), (2844, 75700), (3028, 71100), (3160, 68130), (3555, 60560), (3600, 59803), (3785, 56880), (3792, 56775), (3950, 54504), (4542, 47400), (4740, 45420), (5688, 37850), (5925, 36336), (6056, 35550), (6320, 34065), (6813, 31600), (7110, 30280), (7570, 28440), (7900, 27252), (9084, 23700), (9480, 22710), (11355, 18960), (11376, 18925), (11850, 18168), (12112, 17775), (13626, 15800), (14220, 15140)]