249388440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 895104000

約数和(自身を除く): 645715560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 73, 83, 84, 98, 105, 120, 140, 146, 147, 166, 168, 196, 210, 219, 245, 249, 280, 292, 294, 332, 343, 365, 392, 415, 420, 438, 490, 498, 511, 581, 584, 588, 664, 686, 730, 735, 830, 840, 876, 980, 996, 1022, 1029, 1095, 1162, 1176, 1245, 1372, 1460, 1470, 1533, 1660, 1715, 1743, 1752, 1960, 1992, 2044, 2058, 2190, 2324, 2490, 2555, 2744, 2905, 2920, 2940, 3066, 3320, 3430, 3486, 3577, 4067, 4088, 4116, 4380, 4648, 4980, 5110, 5145, 5810, 5880, 6059, 6132, 6860, 6972, 7154, 7665, 8134, 8232, 8715, 8760, 9960, 10220, 10290, 10731, 11620, 12118, 12201, 12264, 13720, 13944, 14308, 15330, 16268, 17430, 17885, 18177, 20335, 20440, 20580, 21462, 23240, 24236, 24402, 25039, 28469, 28616, 30295, 30660, 32536, 34860, 35770, 36354, 40670, 41160, 42413, 42924, 48472, 48804, 50078, 53655, 56938, 60590, 61005, 61320, 69720, 71540, 72708, 75117, 81340, 84826, 85407, 85848, 90885, 97608, 100156, 107310, 113876, 121180, 122010, 125195, 127239, 142345, 143080, 145416, 150234, 162680, 169652, 170814, 181770, 200312, 212065, 214620, 227752, 242360, 244020, 250390, 254478, 284690, 296891, 300468, 339304, 341628, 363540, 375585, 424130, 427035, 429240, 488040, 500780, 508956, 569380, 593782, 600936, 636195, 683256, 727080, 751170, 848260, 854070, 890673, 1001560, 1017912, 1138760, 1187564, 1272390, 1484455, 1502340, 1696520, 1708140, 1781346, 2078237, 2375128, 2544780, 2968910, 3004680, 3416280, 3562692, 4156474, 4453365, 5089560, 5937820, 6234711, 7125384, 8312948, 8906730, 10391185, 11875640, 12469422, 16625896, 17813460, 20782370, 24938844, 31173555, 35626920, 41564740, 49877688, 62347110, 83129480, 124694220, 249388440]

約数ペア:

[(1, 249388440), (2, 124694220), (3, 83129480), (4, 62347110), (5, 49877688), (6, 41564740), (7, 35626920), (8, 31173555), (10, 24938844), (12, 20782370), (14, 17813460), (15, 16625896), (20, 12469422), (21, 11875640), (24, 10391185), (28, 8906730), (30, 8312948), (35, 7125384), (40, 6234711), (42, 5937820), (49, 5089560), (56, 4453365), (60, 4156474), (70, 3562692), (73, 3416280), (83, 3004680), (84, 2968910), (98, 2544780), (105, 2375128), (120, 2078237), (140, 1781346), (146, 1708140), (147, 1696520), (166, 1502340), (168, 1484455), (196, 1272390), (210, 1187564), (219, 1138760), (245, 1017912), (249, 1001560), (280, 890673), (292, 854070), (294, 848260), (332, 751170), (343, 727080), (365, 683256), (392, 636195), (415, 600936), (420, 593782), (438, 569380), (490, 508956), (498, 500780), (511, 488040), (581, 429240), (584, 427035), (588, 424130), (664, 375585), (686, 363540), (730, 341628), (735, 339304), (830, 300468), (840, 296891), (876, 284690), (980, 254478), (996, 250390), (1022, 244020), (1029, 242360), (1095, 227752), (1162, 214620), (1176, 212065), (1245, 200312), (1372, 181770), (1460, 170814), (1470, 169652), (1533, 162680), (1660, 150234), (1715, 145416), (1743, 143080), (1752, 142345), (1960, 127239), (1992, 125195), (2044, 122010), (2058, 121180), (2190, 113876), (2324, 107310), (2490, 100156), (2555, 97608), (2744, 90885), (2905, 85848), (2920, 85407), (2940, 84826), (3066, 81340), (3320, 75117), (3430, 72708), (3486, 71540), (3577, 69720), (4067, 61320), (4088, 61005), (4116, 60590), (4380, 56938), (4648, 53655), (4980, 50078), (5110, 48804), (5145, 48472), (5810, 42924), (5880, 42413), (6059, 41160), (6132, 40670), (6860, 36354), (6972, 35770), (7154, 34860), (7665, 32536), (8134, 30660), (8232, 30295), (8715, 28616), (8760, 28469), (9960, 25039), (10220, 24402), (10290, 24236), (10731, 23240), (11620, 21462), (12118, 20580), (12201, 20440), (12264, 20335), (13720, 18177), (13944, 17885), (14308, 17430), (15330, 16268)]