491869560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1518

約数の個数: 256

約数和(自身を含む): 1876008960

約数和(自身を除く): 1384139400

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, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1453, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2821, 2906, 3224, 3255, 3640, 3720, 4030, 4340, 4359, 4836, 5208, 5460, 5642, 5812, 6045, 6510, 7265, 8060, 8463, 8680, 8718, 9672, 10171, 10920, 11284, 11624, 12090, 13020, 14105, 14530, 16120, 16926, 17436, 18889, 20342, 21795, 22568, 24180, 26040, 28210, 29060, 30513, 33852, 34872, 37778, 40684, 42315, 43590, 45043, 48360, 50855, 56420, 56667, 58120, 61026, 67704, 75556, 81368, 84630, 87180, 90086, 94445, 101710, 112840, 113334, 122052, 132223, 135129, 151112, 152565, 169260, 174360, 180172, 188890, 203420, 225215, 226668, 244104, 264446, 270258, 283335, 305130, 315301, 338520, 360344, 377780, 396669, 406840, 450430, 453336, 528892, 540516, 566670, 585559, 610260, 630602, 661115, 675645, 755560, 793338, 900860, 945903, 1057784, 1081032, 1133340, 1171118, 1220520, 1261204, 1322230, 1351290, 1576505, 1586676, 1756677, 1801720, 1891806, 1983345, 2266680, 2342236, 2522408, 2644460, 2702580, 2927795, 3153010, 3173352, 3513354, 3783612, 3966690, 4098913, 4684472, 4729515, 5288920, 5405160, 5855590, 6306020, 7026708, 7567224, 7933380, 8197826, 8783385, 9459030, 11711180, 12296739, 12612040, 14053416, 15866760, 16395652, 17566770, 18918060, 20494565, 23422360, 24593478, 32791304, 35133540, 37836120, 40989130, 49186956, 61483695, 70267080, 81978260, 98373912, 122967390, 163956520, 245934780, 491869560]

約数ペア:

[(1, 491869560), (2, 245934780), (3, 163956520), (4, 122967390), (5, 98373912), (6, 81978260), (7, 70267080), (8, 61483695), (10, 49186956), (12, 40989130), (13, 37836120), (14, 35133540), (15, 32791304), (20, 24593478), (21, 23422360), (24, 20494565), (26, 18918060), (28, 17566770), (30, 16395652), (31, 15866760), (35, 14053416), (39, 12612040), (40, 12296739), (42, 11711180), (52, 9459030), (56, 8783385), (60, 8197826), (62, 7933380), (65, 7567224), (70, 7026708), (78, 6306020), (84, 5855590), (91, 5405160), (93, 5288920), (104, 4729515), (105, 4684472), (120, 4098913), (124, 3966690), (130, 3783612), (140, 3513354), (155, 3173352), (156, 3153010), (168, 2927795), (182, 2702580), (186, 2644460), (195, 2522408), (210, 2342236), (217, 2266680), (248, 1983345), (260, 1891806), (273, 1801720), (280, 1756677), (310, 1586676), (312, 1576505), (364, 1351290), (372, 1322230), (390, 1261204), (403, 1220520), (420, 1171118), (434, 1133340), (455, 1081032), (465, 1057784), (520, 945903), (546, 900860), (620, 793338), (651, 755560), (728, 675645), (744, 661115), (780, 630602), (806, 610260), (840, 585559), (868, 566670), (910, 540516), (930, 528892), (1085, 453336), (1092, 450430), (1209, 406840), (1240, 396669), (1302, 377780), (1365, 360344), (1453, 338520), (1560, 315301), (1612, 305130), (1736, 283335), (1820, 270258), (1860, 264446), (2015, 244104), (2170, 226668), (2184, 225215), (2418, 203420), (2604, 188890), (2730, 180172), (2821, 174360), (2906, 169260), (3224, 152565), (3255, 151112), (3640, 135129), (3720, 132223), (4030, 122052), (4340, 113334), (4359, 112840), (4836, 101710), (5208, 94445), (5460, 90086), (5642, 87180), (5812, 84630), (6045, 81368), (6510, 75556), (7265, 67704), (8060, 61026), (8463, 58120), (8680, 56667), (8718, 56420), (9672, 50855), (10171, 48360), (10920, 45043), (11284, 43590), (11624, 42315), (12090, 40684), (13020, 37778), (14105, 34872), (14530, 33852), (16120, 30513), (16926, 29060), (17436, 28210), (18889, 26040), (20342, 24180), (21795, 22568)]