671765640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:532

約数の個数: 256

約数和(自身を含む): 2500485120

約数和(自身を除く): 1828719480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 227, 260, 271, 273, 280, 312, 364, 390, 420, 454, 455, 520, 542, 546, 681, 728, 780, 813, 840, 908, 910, 1084, 1092, 1135, 1355, 1362, 1365, 1560, 1589, 1626, 1816, 1820, 1897, 2168, 2184, 2270, 2710, 2724, 2730, 2951, 3178, 3252, 3405, 3523, 3640, 3794, 4065, 4540, 4767, 5420, 5448, 5460, 5691, 5902, 6356, 6504, 6810, 7046, 7588, 7945, 8130, 8853, 9080, 9485, 9534, 10569, 10840, 10920, 11382, 11804, 12712, 13620, 14092, 14755, 15176, 15890, 16260, 17615, 17706, 18970, 19068, 20657, 21138, 22764, 23608, 23835, 24661, 27240, 28184, 28455, 29510, 31780, 32520, 35230, 35412, 37940, 38136, 41314, 42276, 44265, 45528, 47670, 49322, 52845, 56910, 59020, 61517, 61971, 63560, 70460, 70824, 73983, 75880, 82628, 84552, 88530, 95340, 98644, 103285, 105690, 113820, 118040, 123034, 123305, 123942, 140920, 147966, 165256, 177060, 184551, 190680, 197288, 206570, 211380, 227640, 246068, 246610, 247884, 295932, 307585, 309855, 354120, 369102, 369915, 413140, 422760, 430619, 492136, 493220, 495768, 591864, 615170, 619710, 738204, 739830, 799721, 826280, 861238, 922755, 986440, 1230340, 1239420, 1291857, 1476408, 1479660, 1599442, 1722476, 1845510, 2153095, 2399163, 2460680, 2478840, 2583714, 2959320, 3198884, 3444952, 3691020, 3998605, 4306190, 4798326, 5167428, 5598047, 6397768, 6459285, 7382040, 7997210, 8612380, 9596652, 10334856, 11196094, 11995815, 12918570, 15994420, 16794141, 17224760, 19193304, 22392188, 23991630, 25837140, 27990235, 31988840, 33588282, 44784376, 47983260, 51674280, 55980470, 67176564, 83970705, 95966520, 111960940, 134353128, 167941410, 223921880, 335882820, 671765640]

約数ペア:

[(1, 671765640), (2, 335882820), (3, 223921880), (4, 167941410), (5, 134353128), (6, 111960940), (7, 95966520), (8, 83970705), (10, 67176564), (12, 55980470), (13, 51674280), (14, 47983260), (15, 44784376), (20, 33588282), (21, 31988840), (24, 27990235), (26, 25837140), (28, 23991630), (30, 22392188), (35, 19193304), (39, 17224760), (40, 16794141), (42, 15994420), (52, 12918570), (56, 11995815), (60, 11196094), (65, 10334856), (70, 9596652), (78, 8612380), (84, 7997210), (91, 7382040), (104, 6459285), (105, 6397768), (120, 5598047), (130, 5167428), (140, 4798326), (156, 4306190), (168, 3998605), (182, 3691020), (195, 3444952), (210, 3198884), (227, 2959320), (260, 2583714), (271, 2478840), (273, 2460680), (280, 2399163), (312, 2153095), (364, 1845510), (390, 1722476), (420, 1599442), (454, 1479660), (455, 1476408), (520, 1291857), (542, 1239420), (546, 1230340), (681, 986440), (728, 922755), (780, 861238), (813, 826280), (840, 799721), (908, 739830), (910, 738204), (1084, 619710), (1092, 615170), (1135, 591864), (1355, 495768), (1362, 493220), (1365, 492136), (1560, 430619), (1589, 422760), (1626, 413140), (1816, 369915), (1820, 369102), (1897, 354120), (2168, 309855), (2184, 307585), (2270, 295932), (2710, 247884), (2724, 246610), (2730, 246068), (2951, 227640), (3178, 211380), (3252, 206570), (3405, 197288), (3523, 190680), (3640, 184551), (3794, 177060), (4065, 165256), (4540, 147966), (4767, 140920), (5420, 123942), (5448, 123305), (5460, 123034), (5691, 118040), (5902, 113820), (6356, 105690), (6504, 103285), (6810, 98644), (7046, 95340), (7588, 88530), (7945, 84552), (8130, 82628), (8853, 75880), (9080, 73983), (9485, 70824), (9534, 70460), (10569, 63560), (10840, 61971), (10920, 61517), (11382, 59020), (11804, 56910), (12712, 52845), (13620, 49322), (14092, 47670), (14755, 45528), (15176, 44265), (15890, 42276), (16260, 41314), (17615, 38136), (17706, 37940), (18970, 35412), (19068, 35230), (20657, 32520), (21138, 31780), (22764, 29510), (23608, 28455), (23835, 28184), (24661, 27240)]