285691560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 256

約数和(自身を含む): 1092096000

約数和(自身を除く): 806404440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 343, 385, 392, 420, 440, 462, 490, 539, 588, 616, 631, 660, 686, 735, 770, 840, 924, 980, 1029, 1078, 1155, 1176, 1262, 1320, 1372, 1470, 1540, 1617, 1715, 1848, 1893, 1960, 2058, 2156, 2310, 2524, 2695, 2744, 2940, 3080, 3155, 3234, 3430, 3773, 3786, 4116, 4312, 4417, 4620, 5048, 5145, 5390, 5880, 6310, 6468, 6860, 6941, 7546, 7572, 8085, 8232, 8834, 9240, 9465, 10290, 10780, 11319, 12620, 12936, 13251, 13720, 13882, 15092, 15144, 16170, 17668, 18865, 18930, 20580, 20823, 21560, 22085, 22638, 25240, 26502, 27764, 30184, 30919, 32340, 34705, 35336, 37730, 37860, 41160, 41646, 44170, 45276, 48587, 53004, 55528, 56595, 61838, 64680, 66255, 69410, 75460, 75720, 83292, 88340, 90552, 92757, 97174, 104115, 106008, 113190, 123676, 132510, 138820, 145761, 150920, 154595, 166584, 176680, 185514, 194348, 208230, 216433, 226380, 242935, 247352, 265020, 277640, 291522, 309190, 340109, 371028, 388696, 416460, 432866, 452760, 463785, 485870, 530040, 583044, 618380, 649299, 680218, 728805, 742056, 832920, 865732, 927570, 971740, 1020327, 1082165, 1166088, 1236760, 1298598, 1360436, 1457610, 1700545, 1731464, 1855140, 1943480, 2040654, 2164330, 2380763, 2597196, 2720872, 2915220, 3246495, 3401090, 3710280, 4081308, 4328660, 4761526, 5101635, 5194392, 5830440, 6492990, 6802180, 7142289, 8162616, 8657320, 9523052, 10203270, 11903815, 12985980, 13604360, 14284578, 19046104, 20406540, 23807630, 25971960, 28569156, 35711445, 40813080, 47615260, 57138312, 71422890, 95230520, 142845780, 285691560]

約数ペア:

[(1, 285691560), (2, 142845780), (3, 95230520), (4, 71422890), (5, 57138312), (6, 47615260), (7, 40813080), (8, 35711445), (10, 28569156), (11, 25971960), (12, 23807630), (14, 20406540), (15, 19046104), (20, 14284578), (21, 13604360), (22, 12985980), (24, 11903815), (28, 10203270), (30, 9523052), (33, 8657320), (35, 8162616), (40, 7142289), (42, 6802180), (44, 6492990), (49, 5830440), (55, 5194392), (56, 5101635), (60, 4761526), (66, 4328660), (70, 4081308), (77, 3710280), (84, 3401090), (88, 3246495), (98, 2915220), (105, 2720872), (110, 2597196), (120, 2380763), (132, 2164330), (140, 2040654), (147, 1943480), (154, 1855140), (165, 1731464), (168, 1700545), (196, 1457610), (210, 1360436), (220, 1298598), (231, 1236760), (245, 1166088), (264, 1082165), (280, 1020327), (294, 971740), (308, 927570), (330, 865732), (343, 832920), (385, 742056), (392, 728805), (420, 680218), (440, 649299), (462, 618380), (490, 583044), (539, 530040), (588, 485870), (616, 463785), (631, 452760), (660, 432866), (686, 416460), (735, 388696), (770, 371028), (840, 340109), (924, 309190), (980, 291522), (1029, 277640), (1078, 265020), (1155, 247352), (1176, 242935), (1262, 226380), (1320, 216433), (1372, 208230), (1470, 194348), (1540, 185514), (1617, 176680), (1715, 166584), (1848, 154595), (1893, 150920), (1960, 145761), (2058, 138820), (2156, 132510), (2310, 123676), (2524, 113190), (2695, 106008), (2744, 104115), (2940, 97174), (3080, 92757), (3155, 90552), (3234, 88340), (3430, 83292), (3773, 75720), (3786, 75460), (4116, 69410), (4312, 66255), (4417, 64680), (4620, 61838), (5048, 56595), (5145, 55528), (5390, 53004), (5880, 48587), (6310, 45276), (6468, 44170), (6860, 41646), (6941, 41160), (7546, 37860), (7572, 37730), (8085, 35336), (8232, 34705), (8834, 32340), (9240, 30919), (9465, 30184), (10290, 27764), (10780, 26502), (11319, 25240), (12620, 22638), (12936, 22085), (13251, 21560), (13720, 20823), (13882, 20580), (15092, 18930), (15144, 18865), (16170, 17668)]