209543880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:684

約数の個数: 256

約数和(自身を含む): 799948800

約数和(自身を除く): 590404920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 619, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1238, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1857, 1860, 2015, 2170, 2184, 2418, 2476, 2604, 2730, 2821, 3095, 3224, 3255, 3640, 3714, 3720, 4030, 4333, 4340, 4836, 4952, 5208, 5460, 5642, 6045, 6190, 6510, 7428, 8047, 8060, 8463, 8666, 8680, 9285, 9672, 10920, 11284, 12090, 12380, 12999, 13020, 14105, 14856, 16094, 16120, 16926, 17332, 18570, 19189, 21665, 22568, 24141, 24180, 24760, 25998, 26040, 28210, 32188, 33852, 34664, 37140, 38378, 40235, 42315, 43330, 48282, 48360, 51996, 56329, 56420, 57567, 64376, 64995, 67704, 74280, 76756, 80470, 84630, 86660, 95945, 96564, 103992, 112658, 112840, 115134, 120705, 129990, 134323, 153512, 160940, 168987, 169260, 173320, 191890, 193128, 225316, 230268, 241410, 249457, 259980, 268646, 281645, 287835, 321880, 337974, 338520, 383780, 402969, 450632, 460536, 482820, 498914, 519960, 537292, 563290, 575670, 671615, 675948, 748371, 767560, 805938, 844935, 965640, 997828, 1074584, 1126580, 1151340, 1247285, 1343230, 1351896, 1496742, 1611876, 1689870, 1746199, 1995656, 2014845, 2253160, 2302680, 2494570, 2686460, 2993484, 3223752, 3379740, 3492398, 3741855, 4029690, 4989140, 5238597, 5372920, 5986968, 6759480, 6984796, 7483710, 8059380, 8730995, 9978280, 10477194, 13969592, 14967420, 16118760, 17461990, 20954388, 26192985, 29934840, 34923980, 41908776, 52385970, 69847960, 104771940, 209543880]

約数ペア:

[(1, 209543880), (2, 104771940), (3, 69847960), (4, 52385970), (5, 41908776), (6, 34923980), (7, 29934840), (8, 26192985), (10, 20954388), (12, 17461990), (13, 16118760), (14, 14967420), (15, 13969592), (20, 10477194), (21, 9978280), (24, 8730995), (26, 8059380), (28, 7483710), (30, 6984796), (31, 6759480), (35, 5986968), (39, 5372920), (40, 5238597), (42, 4989140), (52, 4029690), (56, 3741855), (60, 3492398), (62, 3379740), (65, 3223752), (70, 2993484), (78, 2686460), (84, 2494570), (91, 2302680), (93, 2253160), (104, 2014845), (105, 1995656), (120, 1746199), (124, 1689870), (130, 1611876), (140, 1496742), (155, 1351896), (156, 1343230), (168, 1247285), (182, 1151340), (186, 1126580), (195, 1074584), (210, 997828), (217, 965640), (248, 844935), (260, 805938), (273, 767560), (280, 748371), (310, 675948), (312, 671615), (364, 575670), (372, 563290), (390, 537292), (403, 519960), (420, 498914), (434, 482820), (455, 460536), (465, 450632), (520, 402969), (546, 383780), (619, 338520), (620, 337974), (651, 321880), (728, 287835), (744, 281645), (780, 268646), (806, 259980), (840, 249457), (868, 241410), (910, 230268), (930, 225316), (1085, 193128), (1092, 191890), (1209, 173320), (1238, 169260), (1240, 168987), (1302, 160940), (1365, 153512), (1560, 134323), (1612, 129990), (1736, 120705), (1820, 115134), (1857, 112840), (1860, 112658), (2015, 103992), (2170, 96564), (2184, 95945), (2418, 86660), (2476, 84630), (2604, 80470), (2730, 76756), (2821, 74280), (3095, 67704), (3224, 64995), (3255, 64376), (3640, 57567), (3714, 56420), (3720, 56329), (4030, 51996), (4333, 48360), (4340, 48282), (4836, 43330), (4952, 42315), (5208, 40235), (5460, 38378), (5642, 37140), (6045, 34664), (6190, 33852), (6510, 32188), (7428, 28210), (8047, 26040), (8060, 25998), (8463, 24760), (8666, 24180), (8680, 24141), (9285, 22568), (9672, 21665), (10920, 19189), (11284, 18570), (12090, 17332), (12380, 16926), (12999, 16120), (13020, 16094), (14105, 14856)]