431369820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1$

素因数の和:985

約数の個数: 192

約数和(自身を含む): 1546675200

約数和(自身を除く): 1115305380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 139, 140, 180, 189, 210, 252, 270, 278, 315, 378, 417, 420, 540, 556, 630, 695, 756, 821, 834, 945, 973, 1251, 1260, 1390, 1642, 1668, 1890, 1946, 2085, 2463, 2502, 2780, 2919, 3284, 3753, 3780, 3892, 4105, 4170, 4865, 4926, 5004, 5747, 5838, 6255, 7389, 7506, 8210, 8340, 8757, 9730, 9852, 11494, 11676, 12315, 12510, 14595, 14778, 15012, 16420, 17241, 17514, 18765, 19460, 22167, 22988, 24630, 25020, 26271, 28735, 29190, 29556, 34482, 35028, 36945, 37530, 43785, 44334, 49260, 51723, 52542, 57470, 58380, 68964, 73890, 75060, 86205, 87570, 88668, 103446, 105084, 110835, 114119, 114940, 131355, 147780, 155169, 172410, 175140, 206892, 221670, 228238, 258615, 262710, 310338, 342357, 344820, 443340, 456476, 517230, 525420, 570595, 620676, 684714, 775845, 798833, 1027071, 1034460, 1141190, 1369428, 1551690, 1597666, 1711785, 2054142, 2282380, 2396499, 3081213, 3103380, 3195332, 3423570, 3994165, 4108284, 4792998, 5135355, 6162426, 6847140, 7189497, 7988330, 9585996, 10270710, 11982495, 12324852, 14378994, 15406065, 15976660, 20541420, 21568491, 23964990, 28757988, 30812130, 35947485, 43136982, 47929980, 61624260, 71894970, 86273964, 107842455, 143789940, 215684910, 431369820]

約数ペア:

[(1, 431369820), (2, 215684910), (3, 143789940), (4, 107842455), (5, 86273964), (6, 71894970), (7, 61624260), (9, 47929980), (10, 43136982), (12, 35947485), (14, 30812130), (15, 28757988), (18, 23964990), (20, 21568491), (21, 20541420), (27, 15976660), (28, 15406065), (30, 14378994), (35, 12324852), (36, 11982495), (42, 10270710), (45, 9585996), (54, 7988330), (60, 7189497), (63, 6847140), (70, 6162426), (84, 5135355), (90, 4792998), (105, 4108284), (108, 3994165), (126, 3423570), (135, 3195332), (139, 3103380), (140, 3081213), (180, 2396499), (189, 2282380), (210, 2054142), (252, 1711785), (270, 1597666), (278, 1551690), (315, 1369428), (378, 1141190), (417, 1034460), (420, 1027071), (540, 798833), (556, 775845), (630, 684714), (695, 620676), (756, 570595), (821, 525420), (834, 517230), (945, 456476), (973, 443340), (1251, 344820), (1260, 342357), (1390, 310338), (1642, 262710), (1668, 258615), (1890, 228238), (1946, 221670), (2085, 206892), (2463, 175140), (2502, 172410), (2780, 155169), (2919, 147780), (3284, 131355), (3753, 114940), (3780, 114119), (3892, 110835), (4105, 105084), (4170, 103446), (4865, 88668), (4926, 87570), (5004, 86205), (5747, 75060), (5838, 73890), (6255, 68964), (7389, 58380), (7506, 57470), (8210, 52542), (8340, 51723), (8757, 49260), (9730, 44334), (9852, 43785), (11494, 37530), (11676, 36945), (12315, 35028), (12510, 34482), (14595, 29556), (14778, 29190), (15012, 28735), (16420, 26271), (17241, 25020), (17514, 24630), (18765, 22988), (19460, 22167)]