15678729780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1\times {\mathrm{1171}}^1$

素因数の和:1710

約数の個数: 192

約数和(自身を含む): 51035443200

約数和(自身を除く): 35356713420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 449, 497, 710, 852, 898, 994, 1065, 1171, 1347, 1420, 1491, 1796, 1988, 2130, 2245, 2342, 2485, 2694, 2982, 3143, 3513, 4260, 4490, 4684, 4970, 5388, 5855, 5964, 6286, 6735, 7026, 7455, 8197, 8980, 9429, 9940, 11710, 12572, 13470, 14052, 14910, 15715, 16394, 17565, 18858, 23420, 24591, 26940, 29820, 31430, 31879, 32788, 35130, 37716, 40985, 47145, 49182, 62860, 63758, 70260, 81970, 83141, 94290, 95637, 98364, 122955, 127516, 159395, 163940, 166282, 188580, 191274, 223153, 245910, 249423, 318790, 332564, 382548, 415705, 446306, 478185, 491820, 498846, 525779, 581987, 637580, 669459, 831410, 892612, 956370, 997692, 1051558, 1115765, 1163974, 1247115, 1338918, 1577337, 1662820, 1745961, 1912740, 2103116, 2231530, 2327948, 2494230, 2628895, 2677836, 2909935, 3154674, 3347295, 3491922, 3680453, 4463060, 4988460, 5257790, 5819870, 6309348, 6694590, 6983844, 7360906, 7886685, 8729805, 10515580, 11041359, 11639740, 13389180, 14721812, 15773370, 17459610, 18402265, 22082718, 31546740, 34919220, 36804530, 37330309, 44165436, 55206795, 73609060, 74660618, 110413590, 111990927, 149321236, 186651545, 220827180, 223981854, 261312163, 373303090, 447963708, 522624326, 559954635, 746606180, 783936489, 1045248652, 1119909270, 1306560815, 1567872978, 2239818540, 2613121630, 3135745956, 3919682445, 5226243260, 7839364890, 15678729780]

約数ペア:

[(1, 15678729780), (2, 7839364890), (3, 5226243260), (4, 3919682445), (5, 3135745956), (6, 2613121630), (7, 2239818540), (10, 1567872978), (12, 1306560815), (14, 1119909270), (15, 1045248652), (20, 783936489), (21, 746606180), (28, 559954635), (30, 522624326), (35, 447963708), (42, 373303090), (60, 261312163), (70, 223981854), (71, 220827180), (84, 186651545), (105, 149321236), (140, 111990927), (142, 110413590), (210, 74660618), (213, 73609060), (284, 55206795), (355, 44165436), (420, 37330309), (426, 36804530), (449, 34919220), (497, 31546740), (710, 22082718), (852, 18402265), (898, 17459610), (994, 15773370), (1065, 14721812), (1171, 13389180), (1347, 11639740), (1420, 11041359), (1491, 10515580), (1796, 8729805), (1988, 7886685), (2130, 7360906), (2245, 6983844), (2342, 6694590), (2485, 6309348), (2694, 5819870), (2982, 5257790), (3143, 4988460), (3513, 4463060), (4260, 3680453), (4490, 3491922), (4684, 3347295), (4970, 3154674), (5388, 2909935), (5855, 2677836), (5964, 2628895), (6286, 2494230), (6735, 2327948), (7026, 2231530), (7455, 2103116), (8197, 1912740), (8980, 1745961), (9429, 1662820), (9940, 1577337), (11710, 1338918), (12572, 1247115), (13470, 1163974), (14052, 1115765), (14910, 1051558), (15715, 997692), (16394, 956370), (17565, 892612), (18858, 831410), (23420, 669459), (24591, 637580), (26940, 581987), (29820, 525779), (31430, 498846), (31879, 491820), (32788, 478185), (35130, 446306), (37716, 415705), (40985, 382548), (47145, 332564), (49182, 318790), (62860, 249423), (63758, 245910), (70260, 223153), (81970, 191274), (83141, 188580), (94290, 166282), (95637, 163940), (98364, 159395), (122955, 127516)]