20346364920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{877}}^1$

素因数の和:1358

約数の個数: 256

約数和(自身を含む): 71004211200

約数和(自身を除く): 50657846280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 389, 420, 426, 497, 568, 710, 778, 840, 852, 877, 994, 1065, 1167, 1420, 1491, 1556, 1704, 1754, 1945, 1988, 2130, 2334, 2485, 2631, 2723, 2840, 2982, 3112, 3508, 3890, 3976, 4260, 4385, 4668, 4970, 5262, 5446, 5835, 5964, 6139, 7016, 7455, 7780, 8169, 8520, 8770, 9336, 9940, 10524, 10892, 11670, 11928, 12278, 13155, 13615, 14910, 15560, 16338, 17540, 18417, 19880, 21048, 21784, 23340, 24556, 26310, 27230, 27619, 29820, 30695, 32676, 35080, 36834, 40845, 46680, 49112, 52620, 54460, 55238, 59640, 61390, 62267, 65352, 73668, 81690, 82857, 92085, 105240, 108920, 110476, 122780, 124534, 138095, 147336, 163380, 165714, 184170, 186801, 193333, 220952, 245560, 249068, 276190, 311335, 326760, 331428, 341153, 368340, 373602, 386666, 414285, 435869, 498136, 552380, 579999, 622670, 662856, 682306, 736680, 747204, 773332, 828570, 871738, 934005, 966665, 1023459, 1104760, 1159998, 1245340, 1307607, 1364612, 1494408, 1546664, 1657140, 1705765, 1743476, 1868010, 1933330, 2046918, 2179345, 2319996, 2388071, 2490680, 2615214, 2729224, 2899995, 3314280, 3411530, 3486952, 3736020, 3866660, 4093836, 4358690, 4639992, 4776142, 5117295, 5230428, 5799990, 6538035, 6823060, 7164213, 7472040, 7733320, 8187672, 8717380, 9552284, 10234590, 10460856, 11599980, 11940355, 13076070, 13646120, 14328426, 17434760, 19104568, 20469180, 23199960, 23880710, 24221863, 26152140, 28656852, 35821065, 40938360, 47761420, 48443726, 52304280, 57313704, 71642130, 72665589, 95522840, 96887452, 121109315, 143284260, 145331178, 169553041, 193774904, 242218630, 286568520, 290662356, 339106082, 363327945, 484437260, 508659123, 581324712, 678212164, 726655890, 847765205, 968874520, 1017318246, 1356424328, 1453311780, 1695530410, 2034636492, 2543295615, 2906623560, 3391060820, 4069272984, 5086591230, 6782121640, 10173182460, 20346364920]

約数ペア:

[(1, 20346364920), (2, 10173182460), (3, 6782121640), (4, 5086591230), (5, 4069272984), (6, 3391060820), (7, 2906623560), (8, 2543295615), (10, 2034636492), (12, 1695530410), (14, 1453311780), (15, 1356424328), (20, 1017318246), (21, 968874520), (24, 847765205), (28, 726655890), (30, 678212164), (35, 581324712), (40, 508659123), (42, 484437260), (56, 363327945), (60, 339106082), (70, 290662356), (71, 286568520), (84, 242218630), (105, 193774904), (120, 169553041), (140, 145331178), (142, 143284260), (168, 121109315), (210, 96887452), (213, 95522840), (280, 72665589), (284, 71642130), (355, 57313704), (389, 52304280), (420, 48443726), (426, 47761420), (497, 40938360), (568, 35821065), (710, 28656852), (778, 26152140), (840, 24221863), (852, 23880710), (877, 23199960), (994, 20469180), (1065, 19104568), (1167, 17434760), (1420, 14328426), (1491, 13646120), (1556, 13076070), (1704, 11940355), (1754, 11599980), (1945, 10460856), (1988, 10234590), (2130, 9552284), (2334, 8717380), (2485, 8187672), (2631, 7733320), (2723, 7472040), (2840, 7164213), (2982, 6823060), (3112, 6538035), (3508, 5799990), (3890, 5230428), (3976, 5117295), (4260, 4776142), (4385, 4639992), (4668, 4358690), (4970, 4093836), (5262, 3866660), (5446, 3736020), (5835, 3486952), (5964, 3411530), (6139, 3314280), (7016, 2899995), (7455, 2729224), (7780, 2615214), (8169, 2490680), (8520, 2388071), (8770, 2319996), (9336, 2179345), (9940, 2046918), (10524, 1933330), (10892, 1868010), (11670, 1743476), (11928, 1705765), (12278, 1657140), (13155, 1546664), (13615, 1494408), (14910, 1364612), (15560, 1307607), (16338, 1245340), (17540, 1159998), (18417, 1104760), (19880, 1023459), (21048, 966665), (21784, 934005), (23340, 871738), (24556, 828570), (26310, 773332), (27230, 747204), (27619, 736680), (29820, 682306), (30695, 662856), (32676, 622670), (35080, 579999), (36834, 552380), (40845, 498136), (46680, 435869), (49112, 414285), (52620, 386666), (54460, 373602), (55238, 368340), (59640, 341153), (61390, 331428), (62267, 326760), (65352, 311335), (73668, 276190), (81690, 249068), (82857, 245560), (92085, 220952), (105240, 193333), (108920, 186801), (110476, 184170), (122780, 165714), (124534, 163380), (138095, 147336)]