240696720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30391}}^1$

素因数の和:30421

約数の個数: 120

約数和(自身を含む): 881854272

約数和(自身を除く): 641157552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 30391, 60782, 91173, 121564, 151955, 182346, 243128, 273519, 303910, 334301, 364692, 455865, 486256, 547038, 607820, 668602, 729384, 911730, 1002903, 1094076, 1215640, 1337204, 1367595, 1458768, 1671505, 1823460, 2005806, 2188152, 2431280, 2674408, 2735190, 3008709, 3343010, 3646920, 4011612, 4376304, 5014515, 5348816, 5470380, 6017418, 6686020, 7293840, 8023224, 10029030, 10940760, 12034836, 13372040, 15043545, 16046448, 20058060, 21881520, 24069672, 26744080, 30087090, 40116120, 48139344, 60174180, 80232240, 120348360, 240696720]

約数ペア:

[(1, 240696720), (2, 120348360), (3, 80232240), (4, 60174180), (5, 48139344), (6, 40116120), (8, 30087090), (9, 26744080), (10, 24069672), (11, 21881520), (12, 20058060), (15, 16046448), (16, 15043545), (18, 13372040), (20, 12034836), (22, 10940760), (24, 10029030), (30, 8023224), (33, 7293840), (36, 6686020), (40, 6017418), (44, 5470380), (45, 5348816), (48, 5014515), (55, 4376304), (60, 4011612), (66, 3646920), (72, 3343010), (80, 3008709), (88, 2735190), (90, 2674408), (99, 2431280), (110, 2188152), (120, 2005806), (132, 1823460), (144, 1671505), (165, 1458768), (176, 1367595), (180, 1337204), (198, 1215640), (220, 1094076), (240, 1002903), (264, 911730), (330, 729384), (360, 668602), (396, 607820), (440, 547038), (495, 486256), (528, 455865), (660, 364692), (720, 334301), (792, 303910), (880, 273519), (990, 243128), (1320, 182346), (1584, 151955), (1980, 121564), (2640, 91173), (3960, 60782), (7920, 30391)]