39986640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 147014400

約数和(自身を除く): 107027760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 48, 57, 60, 72, 74, 76, 79, 80, 90, 95, 111, 114, 120, 144, 148, 152, 158, 171, 180, 185, 190, 222, 228, 237, 240, 285, 296, 304, 316, 333, 342, 360, 370, 380, 395, 444, 456, 474, 555, 570, 592, 632, 666, 684, 703, 711, 720, 740, 760, 790, 855, 888, 912, 948, 1110, 1140, 1185, 1264, 1332, 1368, 1406, 1422, 1480, 1501, 1520, 1580, 1665, 1710, 1776, 1896, 2109, 2220, 2280, 2370, 2664, 2736, 2812, 2844, 2923, 2960, 3002, 3160, 3330, 3420, 3515, 3555, 3792, 4218, 4440, 4503, 4560, 4740, 5328, 5624, 5688, 5846, 6004, 6320, 6327, 6660, 6840, 7030, 7110, 7505, 8436, 8769, 8880, 9006, 9480, 10545, 11248, 11376, 11692, 12008, 12654, 13320, 13509, 13680, 14060, 14220, 14615, 15010, 16872, 17538, 18012, 18960, 21090, 22515, 23384, 24016, 25308, 26307, 26640, 27018, 28120, 28440, 29230, 30020, 31635, 33744, 35076, 36024, 42180, 43845, 45030, 46768, 50616, 52614, 54036, 55537, 56240, 56880, 58460, 60040, 63270, 67545, 70152, 72048, 84360, 87690, 90060, 101232, 105228, 108072, 111074, 116920, 120080, 126540, 131535, 135090, 140304, 166611, 168720, 175380, 180120, 210456, 216144, 222148, 233840, 253080, 263070, 270180, 277685, 333222, 350760, 360240, 420912, 444296, 499833, 506160, 526140, 540360, 555370, 666444, 701520, 833055, 888592, 999666, 1052280, 1080720, 1110740, 1332888, 1666110, 1999332, 2104560, 2221480, 2499165, 2665776, 3332220, 3998664, 4442960, 4998330, 6664440, 7997328, 9996660, 13328880, 19993320, 39986640]

約数ペア:

[(1, 39986640), (2, 19993320), (3, 13328880), (4, 9996660), (5, 7997328), (6, 6664440), (8, 4998330), (9, 4442960), (10, 3998664), (12, 3332220), (15, 2665776), (16, 2499165), (18, 2221480), (19, 2104560), (20, 1999332), (24, 1666110), (30, 1332888), (36, 1110740), (37, 1080720), (38, 1052280), (40, 999666), (45, 888592), (48, 833055), (57, 701520), (60, 666444), (72, 555370), (74, 540360), (76, 526140), (79, 506160), (80, 499833), (90, 444296), (95, 420912), (111, 360240), (114, 350760), (120, 333222), (144, 277685), (148, 270180), (152, 263070), (158, 253080), (171, 233840), (180, 222148), (185, 216144), (190, 210456), (222, 180120), (228, 175380), (237, 168720), (240, 166611), (285, 140304), (296, 135090), (304, 131535), (316, 126540), (333, 120080), (342, 116920), (360, 111074), (370, 108072), (380, 105228), (395, 101232), (444, 90060), (456, 87690), (474, 84360), (555, 72048), (570, 70152), (592, 67545), (632, 63270), (666, 60040), (684, 58460), (703, 56880), (711, 56240), (720, 55537), (740, 54036), (760, 52614), (790, 50616), (855, 46768), (888, 45030), (912, 43845), (948, 42180), (1110, 36024), (1140, 35076), (1185, 33744), (1264, 31635), (1332, 30020), (1368, 29230), (1406, 28440), (1422, 28120), (1480, 27018), (1501, 26640), (1520, 26307), (1580, 25308), (1665, 24016), (1710, 23384), (1776, 22515), (1896, 21090), (2109, 18960), (2220, 18012), (2280, 17538), (2370, 16872), (2664, 15010), (2736, 14615), (2812, 14220), (2844, 14060), (2923, 13680), (2960, 13509), (3002, 13320), (3160, 12654), (3330, 12008), (3420, 11692), (3515, 11376), (3555, 11248), (3792, 10545), (4218, 9480), (4440, 9006), (4503, 8880), (4560, 8769), (4740, 8436), (5328, 7505), (5624, 7110), (5688, 7030), (5846, 6840), (6004, 6660), (6320, 6327)]