78953280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 224

約数和(自身を含む): 296509440

約数和(自身を除く): 217556160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 379, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 758, 840, 868, 930, 960, 992, 1085, 1120, 1137, 1240, 1302, 1344, 1488, 1516, 1680, 1736, 1860, 1895, 1984, 2170, 2240, 2274, 2480, 2604, 2653, 2976, 3032, 3255, 3360, 3472, 3720, 3790, 4340, 4548, 4960, 5208, 5306, 5685, 5952, 6064, 6510, 6720, 6944, 7440, 7580, 7959, 8680, 9096, 9920, 10416, 10612, 11370, 11749, 12128, 13020, 13265, 13888, 14880, 15160, 15918, 17360, 18192, 20832, 21224, 22740, 23498, 24256, 26040, 26530, 29760, 30320, 31836, 34720, 35247, 36384, 39795, 41664, 42448, 45480, 46996, 52080, 53060, 58745, 60640, 63672, 69440, 70494, 72768, 79590, 82243, 84896, 90960, 93992, 104160, 106120, 117490, 121280, 127344, 140988, 159180, 164486, 169792, 176235, 181920, 187984, 208320, 212240, 234980, 246729, 254688, 281976, 318360, 328972, 352470, 363840, 375968, 411215, 424480, 469960, 493458, 509376, 563952, 636720, 657944, 704940, 751936, 822430, 848960, 939920, 986916, 1127904, 1233645, 1273440, 1315888, 1409880, 1644860, 1879840, 1973832, 2255808, 2467290, 2546880, 2631776, 2819760, 3289720, 3759680, 3947664, 4934580, 5263552, 5639520, 6579440, 7895328, 9869160, 11279040, 13158880, 15790656, 19738320, 26317760, 39476640, 78953280]

約数ペア:

[(1, 78953280), (2, 39476640), (3, 26317760), (4, 19738320), (5, 15790656), (6, 13158880), (7, 11279040), (8, 9869160), (10, 7895328), (12, 6579440), (14, 5639520), (15, 5263552), (16, 4934580), (20, 3947664), (21, 3759680), (24, 3289720), (28, 2819760), (30, 2631776), (31, 2546880), (32, 2467290), (35, 2255808), (40, 1973832), (42, 1879840), (48, 1644860), (56, 1409880), (60, 1315888), (62, 1273440), (64, 1233645), (70, 1127904), (80, 986916), (84, 939920), (93, 848960), (96, 822430), (105, 751936), (112, 704940), (120, 657944), (124, 636720), (140, 563952), (155, 509376), (160, 493458), (168, 469960), (186, 424480), (192, 411215), (210, 375968), (217, 363840), (224, 352470), (240, 328972), (248, 318360), (280, 281976), (310, 254688), (320, 246729), (336, 234980), (372, 212240), (379, 208320), (420, 187984), (434, 181920), (448, 176235), (465, 169792), (480, 164486), (496, 159180), (560, 140988), (620, 127344), (651, 121280), (672, 117490), (744, 106120), (758, 104160), (840, 93992), (868, 90960), (930, 84896), (960, 82243), (992, 79590), (1085, 72768), (1120, 70494), (1137, 69440), (1240, 63672), (1302, 60640), (1344, 58745), (1488, 53060), (1516, 52080), (1680, 46996), (1736, 45480), (1860, 42448), (1895, 41664), (1984, 39795), (2170, 36384), (2240, 35247), (2274, 34720), (2480, 31836), (2604, 30320), (2653, 29760), (2976, 26530), (3032, 26040), (3255, 24256), (3360, 23498), (3472, 22740), (3720, 21224), (3790, 20832), (4340, 18192), (4548, 17360), (4960, 15918), (5208, 15160), (5306, 14880), (5685, 13888), (5952, 13265), (6064, 13020), (6510, 12128), (6720, 11749), (6944, 11370), (7440, 10612), (7580, 10416), (7959, 9920), (8680, 9096)]