647400240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10103}}^1$

素因数の和:10211

約数の個数: 120

約数和(自身を含む): 2198832480

約数和(自身を除く): 1551432240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 120, 144, 178, 180, 240, 267, 356, 360, 445, 534, 712, 720, 801, 890, 1068, 1335, 1424, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 4272, 5340, 6408, 7120, 8010, 10103, 10680, 12816, 16020, 20206, 21360, 30309, 32040, 40412, 50515, 60618, 64080, 80824, 90927, 101030, 121236, 151545, 161648, 181854, 202060, 242472, 303090, 363708, 404120, 454635, 484944, 606180, 727416, 808240, 899167, 909270, 1212360, 1454832, 1798334, 1818540, 2424720, 2697501, 3596668, 3637080, 4495835, 5395002, 7193336, 7274160, 8092503, 8991670, 10790004, 13487505, 14386672, 16185006, 17983340, 21580008, 26975010, 32370012, 35966680, 40462515, 43160016, 53950020, 64740024, 71933360, 80925030, 107900040, 129480048, 161850060, 215800080, 323700120, 647400240]

約数ペア:

[(1, 647400240), (2, 323700120), (3, 215800080), (4, 161850060), (5, 129480048), (6, 107900040), (8, 80925030), (9, 71933360), (10, 64740024), (12, 53950020), (15, 43160016), (16, 40462515), (18, 35966680), (20, 32370012), (24, 26975010), (30, 21580008), (36, 17983340), (40, 16185006), (45, 14386672), (48, 13487505), (60, 10790004), (72, 8991670), (80, 8092503), (89, 7274160), (90, 7193336), (120, 5395002), (144, 4495835), (178, 3637080), (180, 3596668), (240, 2697501), (267, 2424720), (356, 1818540), (360, 1798334), (445, 1454832), (534, 1212360), (712, 909270), (720, 899167), (801, 808240), (890, 727416), (1068, 606180), (1335, 484944), (1424, 454635), (1602, 404120), (1780, 363708), (2136, 303090), (2670, 242472), (3204, 202060), (3560, 181854), (4005, 161648), (4272, 151545), (5340, 121236), (6408, 101030), (7120, 90927), (8010, 80824), (10103, 64080), (10680, 60618), (12816, 50515), (16020, 40412), (20206, 32040), (21360, 30309)]