2180376720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:610

約数の個数: 240

約数和(自身を含む): 7556985072

約数和(自身を除く): 5376608352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 233, 240, 246, 317, 328, 360, 369, 410, 466, 492, 615, 634, 656, 699, 720, 738, 820, 932, 951, 984, 1165, 1230, 1268, 1398, 1476, 1585, 1640, 1845, 1864, 1902, 1968, 2097, 2330, 2460, 2536, 2796, 2853, 2952, 3170, 3280, 3495, 3690, 3728, 3804, 4194, 4660, 4755, 4920, 5072, 5592, 5706, 5904, 6340, 6990, 7380, 7608, 8388, 9320, 9510, 9553, 9840, 10485, 11184, 11412, 12680, 12997, 13980, 14265, 14760, 15216, 16776, 18640, 19020, 19106, 20970, 22824, 25360, 25994, 27960, 28530, 28659, 29520, 33552, 38040, 38212, 38991, 41940, 45648, 47765, 51988, 55920, 57060, 57318, 64985, 73861, 76080, 76424, 77982, 83880, 85977, 95530, 103976, 114120, 114636, 116973, 129970, 143295, 147722, 152848, 155964, 167760, 171954, 191060, 194955, 207952, 221583, 228240, 229272, 233946, 259940, 286590, 295444, 311928, 343908, 369305, 382120, 389910, 429885, 443166, 458544, 467892, 519880, 573180, 584865, 590888, 623856, 664749, 687816, 738610, 764240, 779820, 859770, 886332, 935784, 1039760, 1107915, 1146360, 1169730, 1181776, 1329498, 1375632, 1477220, 1559640, 1719540, 1772664, 1871568, 2215830, 2292720, 2339460, 2658996, 2954440, 3028301, 3119280, 3323745, 3439080, 3545328, 4431660, 4678920, 5317992, 5908880, 6056602, 6647490, 6878160, 8863320, 9084903, 9357840, 10635984, 12113204, 13294980, 15141505, 17726640, 18169806, 24226408, 26589960, 27254709, 30283010, 36339612, 45424515, 48452816, 53179920, 54509418, 60566020, 72679224, 90849030, 109018836, 121132040, 136273545, 145358448, 181698060, 218037672, 242264080, 272547090, 363396120, 436075344, 545094180, 726792240, 1090188360, 2180376720]

約数ペア:

[(1, 2180376720), (2, 1090188360), (3, 726792240), (4, 545094180), (5, 436075344), (6, 363396120), (8, 272547090), (9, 242264080), (10, 218037672), (12, 181698060), (15, 145358448), (16, 136273545), (18, 121132040), (20, 109018836), (24, 90849030), (30, 72679224), (36, 60566020), (40, 54509418), (41, 53179920), (45, 48452816), (48, 45424515), (60, 36339612), (72, 30283010), (80, 27254709), (82, 26589960), (90, 24226408), (120, 18169806), (123, 17726640), (144, 15141505), (164, 13294980), (180, 12113204), (205, 10635984), (233, 9357840), (240, 9084903), (246, 8863320), (317, 6878160), (328, 6647490), (360, 6056602), (369, 5908880), (410, 5317992), (466, 4678920), (492, 4431660), (615, 3545328), (634, 3439080), (656, 3323745), (699, 3119280), (720, 3028301), (738, 2954440), (820, 2658996), (932, 2339460), (951, 2292720), (984, 2215830), (1165, 1871568), (1230, 1772664), (1268, 1719540), (1398, 1559640), (1476, 1477220), (1585, 1375632), (1640, 1329498), (1845, 1181776), (1864, 1169730), (1902, 1146360), (1968, 1107915), (2097, 1039760), (2330, 935784), (2460, 886332), (2536, 859770), (2796, 779820), (2853, 764240), (2952, 738610), (3170, 687816), (3280, 664749), (3495, 623856), (3690, 590888), (3728, 584865), (3804, 573180), (4194, 519880), (4660, 467892), (4755, 458544), (4920, 443166), (5072, 429885), (5592, 389910), (5706, 382120), (5904, 369305), (6340, 343908), (6990, 311928), (7380, 295444), (7608, 286590), (8388, 259940), (9320, 233946), (9510, 229272), (9553, 228240), (9840, 221583), (10485, 207952), (11184, 194955), (11412, 191060), (12680, 171954), (12997, 167760), (13980, 155964), (14265, 152848), (14760, 147722), (15216, 143295), (16776, 129970), (18640, 116973), (19020, 114636), (19106, 114120), (20970, 103976), (22824, 95530), (25360, 85977), (25994, 83880), (27960, 77982), (28530, 76424), (28659, 76080), (29520, 73861), (33552, 64985), (38040, 57318), (38212, 57060), (38991, 55920), (41940, 51988), (45648, 47765)]