177643440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18979}}^1$

素因数の和:19011

約数の個数: 120

約数和(自身を含む): 642510960

約数和(自身を除く): 464867520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 18979, 37958, 56937, 75916, 94895, 113874, 151832, 170811, 189790, 227748, 246727, 284685, 303664, 341622, 379580, 455496, 493454, 569370, 683244, 740181, 759160, 854055, 910992, 986908, 1138740, 1233635, 1366488, 1480362, 1518320, 1708110, 1973816, 2220543, 2277480, 2467270, 2732976, 2960724, 3416220, 3700905, 3947632, 4441086, 4554960, 4934540, 5921448, 6832440, 7401810, 8882172, 9869080, 11102715, 11842896, 13664880, 14803620, 17764344, 19738160, 22205430, 29607240, 35528688, 44410860, 59214480, 88821720, 177643440]

約数ペア:

[(1, 177643440), (2, 88821720), (3, 59214480), (4, 44410860), (5, 35528688), (6, 29607240), (8, 22205430), (9, 19738160), (10, 17764344), (12, 14803620), (13, 13664880), (15, 11842896), (16, 11102715), (18, 9869080), (20, 8882172), (24, 7401810), (26, 6832440), (30, 5921448), (36, 4934540), (39, 4554960), (40, 4441086), (45, 3947632), (48, 3700905), (52, 3416220), (60, 2960724), (65, 2732976), (72, 2467270), (78, 2277480), (80, 2220543), (90, 1973816), (104, 1708110), (117, 1518320), (120, 1480362), (130, 1366488), (144, 1233635), (156, 1138740), (180, 986908), (195, 910992), (208, 854055), (234, 759160), (240, 740181), (260, 683244), (312, 569370), (360, 493454), (390, 455496), (468, 379580), (520, 341622), (585, 303664), (624, 284685), (720, 246727), (780, 227748), (936, 189790), (1040, 170811), (1170, 151832), (1560, 113874), (1872, 94895), (2340, 75916), (3120, 56937), (4680, 37958), (9360, 18979)]