138156720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44281}}^1$

素因数の和:44310

約数の個数: 80

約数和(自身を含む): 461241312

約数和(自身を除く): 323084592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 44281, 88562, 132843, 177124, 221405, 265686, 354248, 442810, 531372, 575653, 664215, 708496, 885620, 1062744, 1151306, 1328430, 1726959, 1771240, 2125488, 2302612, 2656860, 2878265, 3453918, 3542480, 4605224, 5313720, 5756530, 6907836, 8634795, 9210448, 10627440, 11513060, 13815672, 17269590, 23026120, 27631344, 34539180, 46052240, 69078360, 138156720]

約数ペア:

[(1, 138156720), (2, 69078360), (3, 46052240), (4, 34539180), (5, 27631344), (6, 23026120), (8, 17269590), (10, 13815672), (12, 11513060), (13, 10627440), (15, 9210448), (16, 8634795), (20, 6907836), (24, 5756530), (26, 5313720), (30, 4605224), (39, 3542480), (40, 3453918), (48, 2878265), (52, 2656860), (60, 2302612), (65, 2125488), (78, 1771240), (80, 1726959), (104, 1328430), (120, 1151306), (130, 1062744), (156, 885620), (195, 708496), (208, 664215), (240, 575653), (260, 531372), (312, 442810), (390, 354248), (520, 265686), (624, 221405), (780, 177124), (1040, 132843), (1560, 88562), (3120, 44281)]