612398800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 240

約数和(自身を含む): 1704890880

約数和(自身を除く): 1092492080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 31, 40, 50, 52, 58, 62, 65, 80, 100, 104, 116, 124, 130, 131, 145, 155, 200, 208, 232, 248, 260, 262, 290, 310, 325, 377, 400, 403, 464, 496, 520, 524, 580, 620, 650, 655, 725, 754, 775, 806, 899, 1040, 1048, 1160, 1240, 1300, 1310, 1450, 1508, 1550, 1612, 1703, 1798, 1885, 2015, 2096, 2320, 2480, 2600, 2620, 2900, 3016, 3100, 3224, 3275, 3406, 3596, 3770, 3799, 4030, 4061, 4495, 5200, 5240, 5800, 6032, 6200, 6448, 6550, 6812, 7192, 7540, 7598, 8060, 8122, 8515, 8990, 9425, 10075, 10480, 11600, 11687, 12400, 13100, 13624, 14384, 15080, 15196, 16120, 16244, 17030, 17980, 18850, 18995, 20150, 20305, 22475, 23374, 26200, 27248, 30160, 30392, 32240, 32488, 34060, 35960, 37700, 37990, 40300, 40610, 42575, 44950, 46748, 49387, 52400, 52793, 58435, 60784, 64976, 68120, 71920, 75400, 75980, 80600, 81220, 85150, 89900, 93496, 94975, 98774, 101525, 105586, 116870, 117769, 136240, 150800, 151960, 161200, 162440, 170300, 179800, 186992, 189950, 197548, 203050, 211172, 233740, 235538, 246935, 263965, 292175, 303920, 324880, 340600, 359600, 379900, 395096, 406100, 422344, 467480, 471076, 493870, 527930, 584350, 588845, 681200, 759800, 790192, 812200, 844688, 934960, 942152, 987740, 1055860, 1168700, 1177690, 1234675, 1319825, 1519600, 1530997, 1624400, 1884304, 1975480, 2111720, 2337400, 2355380, 2469350, 2639650, 2944225, 3061994, 3950960, 4223440, 4674800, 4710760, 4938700, 5279300, 5888450, 6123988, 7654985, 9421520, 9877400, 10558600, 11776900, 12247976, 15309970, 19754800, 21117200, 23553800, 24495952, 30619940, 38274925, 47107600, 61239880, 76549850, 122479760, 153099700, 306199400, 612398800]

約数ペア:

[(1, 612398800), (2, 306199400), (4, 153099700), (5, 122479760), (8, 76549850), (10, 61239880), (13, 47107600), (16, 38274925), (20, 30619940), (25, 24495952), (26, 23553800), (29, 21117200), (31, 19754800), (40, 15309970), (50, 12247976), (52, 11776900), (58, 10558600), (62, 9877400), (65, 9421520), (80, 7654985), (100, 6123988), (104, 5888450), (116, 5279300), (124, 4938700), (130, 4710760), (131, 4674800), (145, 4223440), (155, 3950960), (200, 3061994), (208, 2944225), (232, 2639650), (248, 2469350), (260, 2355380), (262, 2337400), (290, 2111720), (310, 1975480), (325, 1884304), (377, 1624400), (400, 1530997), (403, 1519600), (464, 1319825), (496, 1234675), (520, 1177690), (524, 1168700), (580, 1055860), (620, 987740), (650, 942152), (655, 934960), (725, 844688), (754, 812200), (775, 790192), (806, 759800), (899, 681200), (1040, 588845), (1048, 584350), (1160, 527930), (1240, 493870), (1300, 471076), (1310, 467480), (1450, 422344), (1508, 406100), (1550, 395096), (1612, 379900), (1703, 359600), (1798, 340600), (1885, 324880), (2015, 303920), (2096, 292175), (2320, 263965), (2480, 246935), (2600, 235538), (2620, 233740), (2900, 211172), (3016, 203050), (3100, 197548), (3224, 189950), (3275, 186992), (3406, 179800), (3596, 170300), (3770, 162440), (3799, 161200), (4030, 151960), (4061, 150800), (4495, 136240), (5200, 117769), (5240, 116870), (5800, 105586), (6032, 101525), (6200, 98774), (6448, 94975), (6550, 93496), (6812, 89900), (7192, 85150), (7540, 81220), (7598, 80600), (8060, 75980), (8122, 75400), (8515, 71920), (8990, 68120), (9425, 64976), (10075, 60784), (10480, 58435), (11600, 52793), (11687, 52400), (12400, 49387), (13100, 46748), (13624, 44950), (14384, 42575), (15080, 40610), (15196, 40300), (16120, 37990), (16244, 37700), (17030, 35960), (17980, 34060), (18850, 32488), (18995, 32240), (20150, 30392), (20305, 30160), (22475, 27248), (23374, 26200)]