90422280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^2$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 318771180

約数和(自身を除く): 228348900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 139, 156, 180, 195, 234, 260, 278, 312, 360, 390, 417, 468, 520, 556, 585, 695, 780, 834, 936, 1112, 1170, 1251, 1390, 1560, 1668, 1807, 2085, 2340, 2502, 2780, 3336, 3614, 4170, 4680, 5004, 5421, 5560, 6255, 7228, 8340, 9035, 10008, 10842, 12510, 14456, 16263, 16680, 18070, 19321, 21684, 25020, 27105, 32526, 36140, 38642, 43368, 50040, 54210, 57963, 65052, 72280, 77284, 81315, 96605, 108420, 115926, 130104, 154568, 162630, 173889, 193210, 216840, 231852, 251173, 289815, 325260, 347778, 386420, 463704, 502346, 579630, 650520, 695556, 753519, 772840, 869445, 1004692, 1159260, 1255865, 1391112, 1507038, 1738890, 2009384, 2260557, 2318520, 2511730, 3014076, 3477780, 3767595, 4521114, 5023460, 6028152, 6955560, 7535190, 9042228, 10046920, 11302785, 15070380, 18084456, 22605570, 30140760, 45211140, 90422280]

約数ペア:

[(1, 90422280), (2, 45211140), (3, 30140760), (4, 22605570), (5, 18084456), (6, 15070380), (8, 11302785), (9, 10046920), (10, 9042228), (12, 7535190), (13, 6955560), (15, 6028152), (18, 5023460), (20, 4521114), (24, 3767595), (26, 3477780), (30, 3014076), (36, 2511730), (39, 2318520), (40, 2260557), (45, 2009384), (52, 1738890), (60, 1507038), (65, 1391112), (72, 1255865), (78, 1159260), (90, 1004692), (104, 869445), (117, 772840), (120, 753519), (130, 695556), (139, 650520), (156, 579630), (180, 502346), (195, 463704), (234, 386420), (260, 347778), (278, 325260), (312, 289815), (360, 251173), (390, 231852), (417, 216840), (468, 193210), (520, 173889), (556, 162630), (585, 154568), (695, 130104), (780, 115926), (834, 108420), (936, 96605), (1112, 81315), (1170, 77284), (1251, 72280), (1390, 65052), (1560, 57963), (1668, 54210), (1807, 50040), (2085, 43368), (2340, 38642), (2502, 36140), (2780, 32526), (3336, 27105), (3614, 25020), (4170, 21684), (4680, 19321), (5004, 18070), (5421, 16680), (5560, 16263), (6255, 14456), (7228, 12510), (8340, 10842), (9035, 10008)]