227621520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2422

約数の個数: 240

約数和(自身を含む): 920000640

約数和(自身を除く): 692379120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2377, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4754, 4788, 5040, 5320, 5985, 6384, 6840, 7131, 7980, 9508, 9576, 10640, 11885, 11970, 13680, 14262, 15960, 16639, 19016, 19152, 21393, 23770, 23940, 28524, 31920, 33278, 35655, 38032, 42786, 45163, 47540, 47880, 49917, 57048, 66556, 71310, 83195, 85572, 90326, 95080, 95760, 99834, 106965, 114096, 133112, 135489, 142620, 149751, 166390, 171144, 180652, 190160, 199668, 213930, 225815, 249585, 266224, 270978, 285240, 299502, 316141, 332780, 342288, 361304, 399336, 406467, 427860, 451630, 499170, 541956, 570480, 599004, 632282, 665560, 677445, 722608, 748755, 798672, 812934, 855720, 903260, 948423, 998340, 1083912, 1198008, 1264564, 1331120, 1354890, 1497510, 1580705, 1625868, 1711440, 1806520, 1896846, 1996680, 2032335, 2167824, 2396016, 2529128, 2709780, 2845269, 2995020, 3161410, 3251736, 3613040, 3793692, 3993360, 4064670, 4742115, 5058256, 5419560, 5690538, 5990040, 6322820, 6503472, 7587384, 8129340, 9484230, 10839120, 11381076, 11980080, 12645640, 14226345, 15174768, 16258680, 18968460, 22762152, 25291280, 28452690, 32517360, 37936920, 45524304, 56905380, 75873840, 113810760, 227621520]

約数ペア:

[(1, 227621520), (2, 113810760), (3, 75873840), (4, 56905380), (5, 45524304), (6, 37936920), (7, 32517360), (8, 28452690), (9, 25291280), (10, 22762152), (12, 18968460), (14, 16258680), (15, 15174768), (16, 14226345), (18, 12645640), (19, 11980080), (20, 11381076), (21, 10839120), (24, 9484230), (28, 8129340), (30, 7587384), (35, 6503472), (36, 6322820), (38, 5990040), (40, 5690538), (42, 5419560), (45, 5058256), (48, 4742115), (56, 4064670), (57, 3993360), (60, 3793692), (63, 3613040), (70, 3251736), (72, 3161410), (76, 2995020), (80, 2845269), (84, 2709780), (90, 2529128), (95, 2396016), (105, 2167824), (112, 2032335), (114, 1996680), (120, 1896846), (126, 1806520), (133, 1711440), (140, 1625868), (144, 1580705), (152, 1497510), (168, 1354890), (171, 1331120), (180, 1264564), (190, 1198008), (210, 1083912), (228, 998340), (240, 948423), (252, 903260), (266, 855720), (280, 812934), (285, 798672), (304, 748755), (315, 722608), (336, 677445), (342, 665560), (360, 632282), (380, 599004), (399, 570480), (420, 541956), (456, 499170), (504, 451630), (532, 427860), (560, 406467), (570, 399336), (630, 361304), (665, 342288), (684, 332780), (720, 316141), (760, 299502), (798, 285240), (840, 270978), (855, 266224), (912, 249585), (1008, 225815), (1064, 213930), (1140, 199668), (1197, 190160), (1260, 180652), (1330, 171144), (1368, 166390), (1520, 149751), (1596, 142620), (1680, 135489), (1710, 133112), (1995, 114096), (2128, 106965), (2280, 99834), (2377, 95760), (2394, 95080), (2520, 90326), (2660, 85572), (2736, 83195), (3192, 71310), (3420, 66556), (3990, 57048), (4560, 49917), (4754, 47880), (4788, 47540), (5040, 45163), (5320, 42786), (5985, 38032), (6384, 35655), (6840, 33278), (7131, 31920), (7980, 28524), (9508, 23940), (9576, 23770), (10640, 21393), (11885, 19152), (11970, 19016), (13680, 16639), (14262, 15960)]