88981920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1095

約数の個数: 144

約数和(自身を含む): 308933352

約数和(自身を除く): 219951432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1013, 1098, 1220, 1440, 1464, 1830, 1952, 2026, 2196, 2440, 2745, 2928, 3039, 3660, 4052, 4392, 4880, 5065, 5490, 5856, 6078, 7320, 8104, 8784, 9117, 9760, 10130, 10980, 12156, 14640, 15195, 16208, 17568, 18234, 20260, 21960, 24312, 29280, 30390, 32416, 36468, 40520, 43920, 45585, 48624, 60780, 61793, 72936, 81040, 87840, 91170, 97248, 121560, 123586, 145872, 162080, 182340, 185379, 243120, 247172, 291744, 308965, 364680, 370758, 486240, 494344, 556137, 617930, 729360, 741516, 926895, 988688, 1112274, 1235860, 1458720, 1483032, 1853790, 1977376, 2224548, 2471720, 2780685, 2966064, 3707580, 4449096, 4943440, 5561370, 5932128, 7415160, 8898192, 9886880, 11122740, 14830320, 17796384, 22245480, 29660640, 44490960, 88981920]

約数ペア:

[(1, 88981920), (2, 44490960), (3, 29660640), (4, 22245480), (5, 17796384), (6, 14830320), (8, 11122740), (9, 9886880), (10, 8898192), (12, 7415160), (15, 5932128), (16, 5561370), (18, 4943440), (20, 4449096), (24, 3707580), (30, 2966064), (32, 2780685), (36, 2471720), (40, 2224548), (45, 1977376), (48, 1853790), (60, 1483032), (61, 1458720), (72, 1235860), (80, 1112274), (90, 988688), (96, 926895), (120, 741516), (122, 729360), (144, 617930), (160, 556137), (180, 494344), (183, 486240), (240, 370758), (244, 364680), (288, 308965), (305, 291744), (360, 247172), (366, 243120), (480, 185379), (488, 182340), (549, 162080), (610, 145872), (720, 123586), (732, 121560), (915, 97248), (976, 91170), (1013, 87840), (1098, 81040), (1220, 72936), (1440, 61793), (1464, 60780), (1830, 48624), (1952, 45585), (2026, 43920), (2196, 40520), (2440, 36468), (2745, 32416), (2928, 30390), (3039, 29280), (3660, 24312), (4052, 21960), (4392, 20260), (4880, 18234), (5065, 17568), (5490, 16208), (5856, 15195), (6078, 14640), (7320, 12156), (8104, 10980), (8784, 10130), (9117, 9760)]