387295920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 240

約数和(自身を含む): 1439193600

約数和(自身を除く): 1051897680

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, 79, 80, 88, 90, 99, 110, 120, 132, 144, 158, 165, 176, 180, 198, 220, 237, 240, 264, 316, 330, 360, 395, 396, 440, 474, 495, 528, 619, 632, 660, 711, 720, 790, 792, 869, 880, 948, 990, 1185, 1238, 1264, 1320, 1422, 1580, 1584, 1738, 1857, 1896, 1980, 2370, 2476, 2607, 2640, 2844, 3095, 3160, 3476, 3555, 3714, 3792, 3960, 4345, 4740, 4952, 5214, 5571, 5688, 6190, 6320, 6809, 6952, 7110, 7428, 7821, 7920, 8690, 9285, 9480, 9904, 10428, 11142, 11376, 12380, 13035, 13618, 13904, 14220, 14856, 15642, 17380, 18570, 18960, 20427, 20856, 22284, 24760, 26070, 27236, 27855, 28440, 29712, 31284, 34045, 34760, 37140, 39105, 40854, 41712, 44568, 48901, 49520, 52140, 54472, 55710, 56880, 61281, 62568, 68090, 69520, 74280, 78210, 81708, 89136, 97802, 102135, 104280, 108944, 111420, 122562, 125136, 136180, 146703, 148560, 156420, 163416, 195604, 204270, 208560, 222840, 244505, 245124, 272360, 293406, 306405, 312840, 326832, 391208, 408540, 440109, 445680, 489010, 490248, 537911, 544720, 586812, 612810, 625680, 733515, 782416, 817080, 880218, 978020, 980496, 1075822, 1173624, 1225620, 1467030, 1613733, 1634160, 1760436, 1956040, 2151644, 2200545, 2347248, 2451240, 2689555, 2934060, 3227466, 3520872, 3912080, 4303288, 4401090, 4841199, 4902480, 5379110, 5868120, 6454932, 7041744, 8068665, 8606576, 8802180, 9682398, 10758220, 11736240, 12909864, 16137330, 17604360, 19364796, 21516440, 24205995, 25819728, 32274660, 35208720, 38729592, 43032880, 48411990, 64549320, 77459184, 96823980, 129098640, 193647960, 387295920]

約数ペア:

[(1, 387295920), (2, 193647960), (3, 129098640), (4, 96823980), (5, 77459184), (6, 64549320), (8, 48411990), (9, 43032880), (10, 38729592), (11, 35208720), (12, 32274660), (15, 25819728), (16, 24205995), (18, 21516440), (20, 19364796), (22, 17604360), (24, 16137330), (30, 12909864), (33, 11736240), (36, 10758220), (40, 9682398), (44, 8802180), (45, 8606576), (48, 8068665), (55, 7041744), (60, 6454932), (66, 5868120), (72, 5379110), (79, 4902480), (80, 4841199), (88, 4401090), (90, 4303288), (99, 3912080), (110, 3520872), (120, 3227466), (132, 2934060), (144, 2689555), (158, 2451240), (165, 2347248), (176, 2200545), (180, 2151644), (198, 1956040), (220, 1760436), (237, 1634160), (240, 1613733), (264, 1467030), (316, 1225620), (330, 1173624), (360, 1075822), (395, 980496), (396, 978020), (440, 880218), (474, 817080), (495, 782416), (528, 733515), (619, 625680), (632, 612810), (660, 586812), (711, 544720), (720, 537911), (790, 490248), (792, 489010), (869, 445680), (880, 440109), (948, 408540), (990, 391208), (1185, 326832), (1238, 312840), (1264, 306405), (1320, 293406), (1422, 272360), (1580, 245124), (1584, 244505), (1738, 222840), (1857, 208560), (1896, 204270), (1980, 195604), (2370, 163416), (2476, 156420), (2607, 148560), (2640, 146703), (2844, 136180), (3095, 125136), (3160, 122562), (3476, 111420), (3555, 108944), (3714, 104280), (3792, 102135), (3960, 97802), (4345, 89136), (4740, 81708), (4952, 78210), (5214, 74280), (5571, 69520), (5688, 68090), (6190, 62568), (6320, 61281), (6809, 56880), (6952, 55710), (7110, 54472), (7428, 52140), (7821, 49520), (7920, 48901), (8690, 44568), (9285, 41712), (9480, 40854), (9904, 39105), (10428, 37140), (11142, 34760), (11376, 34045), (12380, 31284), (13035, 29712), (13618, 28440), (13904, 27855), (14220, 27236), (14856, 26070), (15642, 24760), (17380, 22284), (18570, 20856), (18960, 20427)]