1256287725

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1198

約数の個数: 180

約数和(自身を含む): 2955667968

約数和(自身を除く): 1699380243

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 49, 55, 63, 75, 77, 81, 99, 105, 135, 147, 165, 175, 189, 225, 231, 245, 275, 297, 315, 385, 405, 441, 495, 525, 539, 567, 675, 693, 735, 825, 891, 945, 1151, 1155, 1225, 1323, 1485, 1575, 1617, 1925, 2025, 2079, 2205, 2475, 2695, 2835, 3453, 3465, 3675, 3969, 4455, 4725, 4851, 5755, 5775, 6237, 6615, 7425, 8057, 8085, 10359, 10395, 11025, 12661, 13475, 14175, 14553, 17265, 17325, 19845, 22275, 24171, 24255, 28775, 31077, 31185, 33075, 37983, 40285, 40425, 43659, 51795, 51975, 56399, 63305, 72513, 72765, 86325, 88627, 93231, 99225, 113949, 120855, 121275, 155385, 155925, 169197, 189915, 201425, 217539, 218295, 258975, 265881, 281995, 316525, 341847, 362565, 363825, 443135, 466155, 507591, 569745, 604275, 620389, 652617, 776925, 797643, 845985, 949575, 1025541, 1087695, 1091475, 1329405, 1409975, 1522773, 1709235, 1812825, 1861167, 2215675, 2330775, 2392929, 2537955, 2848725, 3101945, 3263085, 3988215, 4229925, 4568319, 5127705, 5438475, 5583501, 6647025, 7178787, 7613865, 8546175, 9305835, 11964645, 12689775, 15509725, 16315425, 16750503, 19941075, 22841595, 25638525, 27917505, 35893935, 38069325, 46529175, 50251509, 59823225, 83752515, 114207975, 139587525, 179469675, 251257545, 418762575, 1256287725]

約数ペア:

[(1, 1256287725), (3, 418762575), (5, 251257545), (7, 179469675), (9, 139587525), (11, 114207975), (15, 83752515), (21, 59823225), (25, 50251509), (27, 46529175), (33, 38069325), (35, 35893935), (45, 27917505), (49, 25638525), (55, 22841595), (63, 19941075), (75, 16750503), (77, 16315425), (81, 15509725), (99, 12689775), (105, 11964645), (135, 9305835), (147, 8546175), (165, 7613865), (175, 7178787), (189, 6647025), (225, 5583501), (231, 5438475), (245, 5127705), (275, 4568319), (297, 4229925), (315, 3988215), (385, 3263085), (405, 3101945), (441, 2848725), (495, 2537955), (525, 2392929), (539, 2330775), (567, 2215675), (675, 1861167), (693, 1812825), (735, 1709235), (825, 1522773), (891, 1409975), (945, 1329405), (1151, 1091475), (1155, 1087695), (1225, 1025541), (1323, 949575), (1485, 845985), (1575, 797643), (1617, 776925), (1925, 652617), (2025, 620389), (2079, 604275), (2205, 569745), (2475, 507591), (2695, 466155), (2835, 443135), (3453, 363825), (3465, 362565), (3675, 341847), (3969, 316525), (4455, 281995), (4725, 265881), (4851, 258975), (5755, 218295), (5775, 217539), (6237, 201425), (6615, 189915), (7425, 169197), (8057, 155925), (8085, 155385), (10359, 121275), (10395, 120855), (11025, 113949), (12661, 99225), (13475, 93231), (14175, 88627), (14553, 86325), (17265, 72765), (17325, 72513), (19845, 63305), (22275, 56399), (24171, 51975), (24255, 51795), (28775, 43659), (31077, 40425), (31185, 40285), (33075, 37983)]