3121999920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1187}}^1$

素因数の和:1500

約数の個数: 240

約数和(自身を含む): 11340961632

約数和(自身を除く): 8218961712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 281, 312, 360, 390, 468, 520, 562, 585, 624, 720, 780, 843, 936, 1040, 1124, 1170, 1187, 1405, 1560, 1686, 1872, 2248, 2340, 2374, 2529, 2810, 3120, 3372, 3561, 3653, 4215, 4496, 4680, 4748, 5058, 5620, 5935, 6744, 7122, 7306, 8430, 9360, 9496, 10116, 10683, 10959, 11240, 11870, 12645, 13488, 14244, 14612, 15431, 16860, 17805, 18265, 18992, 20232, 21366, 21918, 22480, 23740, 25290, 28488, 29224, 30862, 32877, 33720, 35610, 36530, 40464, 42732, 43836, 46293, 47480, 50580, 53415, 54795, 56976, 58448, 61724, 65754, 67440, 71220, 73060, 77155, 85464, 87672, 92586, 94960, 101160, 106830, 109590, 123448, 131508, 138879, 142440, 146120, 154310, 164385, 170928, 175344, 185172, 202320, 213660, 219180, 231465, 246896, 263016, 277758, 284880, 292240, 308620, 328770, 333547, 370344, 427320, 438360, 462930, 526032, 555516, 617240, 657540, 667094, 694395, 740688, 854640, 876720, 925860, 1000641, 1111032, 1234480, 1315080, 1334188, 1388790, 1667735, 1851720, 2001282, 2222064, 2630160, 2668376, 2777580, 3001923, 3335470, 3703440, 4002564, 4336111, 5003205, 5336752, 5555160, 6003846, 6670940, 8005128, 8672222, 10006410, 11110320, 12007692, 13008333, 13341880, 15009615, 16010256, 17344444, 20012820, 21680555, 24015384, 26016666, 26683760, 30019230, 34688888, 39024999, 40025640, 43361110, 48030768, 52033332, 60038460, 65041665, 69377776, 78049998, 80051280, 86722220, 104066664, 120076920, 130083330, 156099996, 173444440, 195124995, 208133328, 240153840, 260166660, 312199992, 346888880, 390249990, 520333320, 624399984, 780499980, 1040666640, 1560999960, 3121999920]

約数ペア:

[(1, 3121999920), (2, 1560999960), (3, 1040666640), (4, 780499980), (5, 624399984), (6, 520333320), (8, 390249990), (9, 346888880), (10, 312199992), (12, 260166660), (13, 240153840), (15, 208133328), (16, 195124995), (18, 173444440), (20, 156099996), (24, 130083330), (26, 120076920), (30, 104066664), (36, 86722220), (39, 80051280), (40, 78049998), (45, 69377776), (48, 65041665), (52, 60038460), (60, 52033332), (65, 48030768), (72, 43361110), (78, 40025640), (80, 39024999), (90, 34688888), (104, 30019230), (117, 26683760), (120, 26016666), (130, 24015384), (144, 21680555), (156, 20012820), (180, 17344444), (195, 16010256), (208, 15009615), (234, 13341880), (240, 13008333), (260, 12007692), (281, 11110320), (312, 10006410), (360, 8672222), (390, 8005128), (468, 6670940), (520, 6003846), (562, 5555160), (585, 5336752), (624, 5003205), (720, 4336111), (780, 4002564), (843, 3703440), (936, 3335470), (1040, 3001923), (1124, 2777580), (1170, 2668376), (1187, 2630160), (1405, 2222064), (1560, 2001282), (1686, 1851720), (1872, 1667735), (2248, 1388790), (2340, 1334188), (2374, 1315080), (2529, 1234480), (2810, 1111032), (3120, 1000641), (3372, 925860), (3561, 876720), (3653, 854640), (4215, 740688), (4496, 694395), (4680, 667094), (4748, 657540), (5058, 617240), (5620, 555516), (5935, 526032), (6744, 462930), (7122, 438360), (7306, 427320), (8430, 370344), (9360, 333547), (9496, 328770), (10116, 308620), (10683, 292240), (10959, 284880), (11240, 277758), (11870, 263016), (12645, 246896), (13488, 231465), (14244, 219180), (14612, 213660), (15431, 202320), (16860, 185172), (17805, 175344), (18265, 170928), (18992, 164385), (20232, 154310), (21366, 146120), (21918, 142440), (22480, 138879), (23740, 131508), (25290, 123448), (28488, 109590), (29224, 106830), (30862, 101160), (32877, 94960), (33720, 92586), (35610, 87672), (36530, 85464), (40464, 77155), (42732, 73060), (43836, 71220), (46293, 67440), (47480, 65754), (50580, 61724), (53415, 58448), (54795, 56976)]