78531200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 223110720

約数和(自身を除く): 144579520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 64, 80, 88, 92, 97, 100, 110, 115, 128, 160, 176, 184, 194, 200, 220, 230, 253, 275, 320, 352, 368, 388, 400, 440, 460, 485, 506, 550, 575, 640, 704, 736, 776, 800, 880, 920, 970, 1012, 1067, 1100, 1150, 1265, 1408, 1472, 1552, 1600, 1760, 1840, 1940, 2024, 2134, 2200, 2231, 2300, 2425, 2530, 2944, 3104, 3200, 3520, 3680, 3880, 4048, 4268, 4400, 4462, 4600, 4850, 5060, 5335, 6208, 6325, 7040, 7360, 7760, 8096, 8536, 8800, 8924, 9200, 9700, 10120, 10670, 11155, 12416, 12650, 14720, 15520, 16192, 17072, 17600, 17848, 18400, 19400, 20240, 21340, 22310, 24541, 25300, 26675, 31040, 32384, 34144, 35200, 35696, 36800, 38800, 40480, 42680, 44620, 49082, 50600, 53350, 55775, 62080, 68288, 71392, 73600, 77600, 80960, 85360, 89240, 98164, 101200, 106700, 111550, 122705, 136576, 142784, 155200, 161920, 170720, 178480, 196328, 202400, 213400, 223100, 245410, 285568, 310400, 341440, 356960, 392656, 404800, 426800, 446200, 490820, 613525, 682880, 713920, 785312, 809600, 853600, 892400, 981640, 1227050, 1427840, 1570624, 1707200, 1784800, 1963280, 2454100, 3141248, 3414400, 3569600, 3926560, 4908200, 7139200, 7853120, 9816400, 15706240, 19632800, 39265600, 78531200]

約数ペア:

[(1, 78531200), (2, 39265600), (4, 19632800), (5, 15706240), (8, 9816400), (10, 7853120), (11, 7139200), (16, 4908200), (20, 3926560), (22, 3569600), (23, 3414400), (25, 3141248), (32, 2454100), (40, 1963280), (44, 1784800), (46, 1707200), (50, 1570624), (55, 1427840), (64, 1227050), (80, 981640), (88, 892400), (92, 853600), (97, 809600), (100, 785312), (110, 713920), (115, 682880), (128, 613525), (160, 490820), (176, 446200), (184, 426800), (194, 404800), (200, 392656), (220, 356960), (230, 341440), (253, 310400), (275, 285568), (320, 245410), (352, 223100), (368, 213400), (388, 202400), (400, 196328), (440, 178480), (460, 170720), (485, 161920), (506, 155200), (550, 142784), (575, 136576), (640, 122705), (704, 111550), (736, 106700), (776, 101200), (800, 98164), (880, 89240), (920, 85360), (970, 80960), (1012, 77600), (1067, 73600), (1100, 71392), (1150, 68288), (1265, 62080), (1408, 55775), (1472, 53350), (1552, 50600), (1600, 49082), (1760, 44620), (1840, 42680), (1940, 40480), (2024, 38800), (2134, 36800), (2200, 35696), (2231, 35200), (2300, 34144), (2425, 32384), (2530, 31040), (2944, 26675), (3104, 25300), (3200, 24541), (3520, 22310), (3680, 21340), (3880, 20240), (4048, 19400), (4268, 18400), (4400, 17848), (4462, 17600), (4600, 17072), (4850, 16192), (5060, 15520), (5335, 14720), (6208, 12650), (6325, 12416), (7040, 11155), (7360, 10670), (7760, 10120), (8096, 9700), (8536, 9200), (8800, 8924)]