157444980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 192

約数和(自身を含む): 560867328

約数和(自身を除く): 403422348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 53, 55, 60, 66, 70, 77, 84, 105, 106, 110, 132, 140, 154, 159, 165, 210, 212, 220, 231, 265, 308, 318, 330, 371, 385, 420, 462, 530, 583, 636, 643, 660, 742, 770, 795, 924, 1060, 1113, 1155, 1166, 1286, 1484, 1540, 1590, 1749, 1855, 1929, 2226, 2310, 2332, 2572, 2915, 3180, 3215, 3498, 3710, 3858, 4081, 4452, 4501, 4620, 5565, 5830, 6430, 6996, 7073, 7420, 7716, 8162, 8745, 9002, 9645, 11130, 11660, 12243, 12860, 13503, 14146, 16324, 17490, 18004, 19290, 20405, 21219, 22260, 22505, 24486, 27006, 28292, 34079, 34980, 35365, 38580, 40810, 42438, 45010, 48972, 49511, 54012, 61215, 67515, 68158, 70730, 81620, 84876, 90020, 99022, 102237, 106095, 122430, 135030, 136316, 141460, 148533, 170395, 198044, 204474, 212190, 238553, 244860, 247555, 270060, 297066, 340790, 374869, 408948, 424380, 477106, 495110, 511185, 594132, 681580, 715659, 742665, 749738, 954212, 990220, 1022370, 1124607, 1192765, 1431318, 1485330, 1499476, 1874345, 2044740, 2249214, 2385530, 2624083, 2862636, 2970660, 3578295, 3748690, 4498428, 4771060, 5248166, 5623035, 7156590, 7497380, 7872249, 10496332, 11246070, 13120415, 14313180, 15744498, 22492140, 26240830, 31488996, 39361245, 52481660, 78722490, 157444980]

約数ペア:

[(1, 157444980), (2, 78722490), (3, 52481660), (4, 39361245), (5, 31488996), (6, 26240830), (7, 22492140), (10, 15744498), (11, 14313180), (12, 13120415), (14, 11246070), (15, 10496332), (20, 7872249), (21, 7497380), (22, 7156590), (28, 5623035), (30, 5248166), (33, 4771060), (35, 4498428), (42, 3748690), (44, 3578295), (53, 2970660), (55, 2862636), (60, 2624083), (66, 2385530), (70, 2249214), (77, 2044740), (84, 1874345), (105, 1499476), (106, 1485330), (110, 1431318), (132, 1192765), (140, 1124607), (154, 1022370), (159, 990220), (165, 954212), (210, 749738), (212, 742665), (220, 715659), (231, 681580), (265, 594132), (308, 511185), (318, 495110), (330, 477106), (371, 424380), (385, 408948), (420, 374869), (462, 340790), (530, 297066), (583, 270060), (636, 247555), (643, 244860), (660, 238553), (742, 212190), (770, 204474), (795, 198044), (924, 170395), (1060, 148533), (1113, 141460), (1155, 136316), (1166, 135030), (1286, 122430), (1484, 106095), (1540, 102237), (1590, 99022), (1749, 90020), (1855, 84876), (1929, 81620), (2226, 70730), (2310, 68158), (2332, 67515), (2572, 61215), (2915, 54012), (3180, 49511), (3215, 48972), (3498, 45010), (3710, 42438), (3858, 40810), (4081, 38580), (4452, 35365), (4501, 34980), (4620, 34079), (5565, 28292), (5830, 27006), (6430, 24486), (6996, 22505), (7073, 22260), (7420, 21219), (7716, 20405), (8162, 19290), (8745, 18004), (9002, 17490), (9645, 16324), (11130, 14146), (11660, 13503), (12243, 12860)]