135440240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4201}}^1$

素因数の和:4258

約数の個数: 80

約数和(自身を含む): 350144256

約数和(自身を除く): 214704016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4201, 6448, 8060, 8402, 16120, 16804, 21005, 32240, 33608, 42010, 54613, 67216, 84020, 109226, 130231, 168040, 218452, 260462, 273065, 336080, 436904, 520924, 546130, 651155, 873808, 1041848, 1092260, 1302310, 1693003, 2083696, 2184520, 2604620, 3386006, 4369040, 5209240, 6772012, 8465015, 10418480, 13544024, 16930030, 27088048, 33860060, 67720120, 135440240]

約数ペア:

[(1, 135440240), (2, 67720120), (4, 33860060), (5, 27088048), (8, 16930030), (10, 13544024), (13, 10418480), (16, 8465015), (20, 6772012), (26, 5209240), (31, 4369040), (40, 3386006), (52, 2604620), (62, 2184520), (65, 2083696), (80, 1693003), (104, 1302310), (124, 1092260), (130, 1041848), (155, 873808), (208, 651155), (248, 546130), (260, 520924), (310, 436904), (403, 336080), (496, 273065), (520, 260462), (620, 218452), (806, 168040), (1040, 130231), (1240, 109226), (1612, 84020), (2015, 67216), (2480, 54613), (3224, 42010), (4030, 33608), (4201, 32240), (6448, 21005), (8060, 16804), (8402, 16120)]