2557222470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 216

約数和(自身を含む): 7540985088

約数和(自身を除く): 4983762618

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 43, 45, 55, 66, 86, 90, 99, 110, 121, 127, 129, 165, 198, 215, 242, 254, 258, 330, 363, 381, 387, 430, 473, 495, 605, 635, 645, 726, 762, 774, 946, 990, 1089, 1143, 1210, 1270, 1290, 1397, 1419, 1815, 1849, 1905, 1935, 2178, 2286, 2365, 2794, 2838, 3630, 3698, 3810, 3870, 4191, 4257, 4730, 5203, 5445, 5461, 5547, 5715, 6985, 7095, 8382, 8514, 9245, 10406, 10890, 10922, 11094, 11430, 12573, 13970, 14190, 15367, 15609, 16383, 16641, 18490, 20339, 20955, 21285, 25146, 26015, 27305, 27735, 30734, 31218, 32766, 33282, 40678, 41910, 42570, 46101, 46827, 49149, 52030, 54610, 55470, 60071, 61017, 62865, 76835, 78045, 81915, 83205, 92202, 93654, 98298, 101695, 120142, 122034, 125730, 138303, 153670, 156090, 163830, 166410, 180213, 183051, 203390, 223729, 230505, 234135, 234823, 245745, 276606, 300355, 305085, 360426, 366102, 447458, 461010, 468270, 469646, 491490, 540639, 600710, 610170, 660781, 671187, 691515, 704469, 901065, 915255, 1081278, 1118645, 1174115, 1321562, 1342374, 1383030, 1408938, 1802130, 1830510, 1982343, 2013561, 2113407, 2237290, 2348230, 2583053, 2703195, 3303905, 3355935, 3522345, 3964686, 4027122, 4226814, 5166106, 5406390, 5947029, 6607810, 6711870, 7044690, 7749159, 9911715, 10067805, 10567035, 11894058, 12915265, 15498318, 19823430, 20135610, 21134070, 23247477, 25830530, 28413583, 29735145, 38745795, 46494954, 56827166, 59470290, 77491590, 85240749, 116237385, 142067915, 170481498, 232474770, 255722247, 284135830, 426203745, 511444494, 852407490, 1278611235, 2557222470]

約数ペア:

[(1, 2557222470), (2, 1278611235), (3, 852407490), (5, 511444494), (6, 426203745), (9, 284135830), (10, 255722247), (11, 232474770), (15, 170481498), (18, 142067915), (22, 116237385), (30, 85240749), (33, 77491590), (43, 59470290), (45, 56827166), (55, 46494954), (66, 38745795), (86, 29735145), (90, 28413583), (99, 25830530), (110, 23247477), (121, 21134070), (127, 20135610), (129, 19823430), (165, 15498318), (198, 12915265), (215, 11894058), (242, 10567035), (254, 10067805), (258, 9911715), (330, 7749159), (363, 7044690), (381, 6711870), (387, 6607810), (430, 5947029), (473, 5406390), (495, 5166106), (605, 4226814), (635, 4027122), (645, 3964686), (726, 3522345), (762, 3355935), (774, 3303905), (946, 2703195), (990, 2583053), (1089, 2348230), (1143, 2237290), (1210, 2113407), (1270, 2013561), (1290, 1982343), (1397, 1830510), (1419, 1802130), (1815, 1408938), (1849, 1383030), (1905, 1342374), (1935, 1321562), (2178, 1174115), (2286, 1118645), (2365, 1081278), (2794, 915255), (2838, 901065), (3630, 704469), (3698, 691515), (3810, 671187), (3870, 660781), (4191, 610170), (4257, 600710), (4730, 540639), (5203, 491490), (5445, 469646), (5461, 468270), (5547, 461010), (5715, 447458), (6985, 366102), (7095, 360426), (8382, 305085), (8514, 300355), (9245, 276606), (10406, 245745), (10890, 234823), (10922, 234135), (11094, 230505), (11430, 223729), (12573, 203390), (13970, 183051), (14190, 180213), (15367, 166410), (15609, 163830), (16383, 156090), (16641, 153670), (18490, 138303), (20339, 125730), (20955, 122034), (21285, 120142), (25146, 101695), (26015, 98298), (27305, 93654), (27735, 92202), (30734, 83205), (31218, 81915), (32766, 78045), (33282, 76835), (40678, 62865), (41910, 61017), (42570, 60071), (46101, 55470), (46827, 54610), (49149, 52030)]