2015140920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4597}}^1$

素因数の和:4905

約数の個数: 128

約数和(自身を含む): 6535045440

約数和(自身を除く): 4519904520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 281, 312, 390, 520, 562, 780, 843, 1124, 1405, 1560, 1686, 2248, 2810, 3372, 3653, 4215, 4597, 5620, 6744, 7306, 8430, 9194, 10959, 11240, 13791, 14612, 16860, 18265, 18388, 21918, 22985, 27582, 29224, 33720, 36530, 36776, 43836, 45970, 54795, 55164, 59761, 68955, 73060, 87672, 91940, 109590, 110328, 119522, 137910, 146120, 179283, 183880, 219180, 239044, 275820, 298805, 358566, 438360, 478088, 551640, 597610, 717132, 896415, 1195220, 1291757, 1434264, 1792830, 2390440, 2583514, 3585660, 3875271, 5167028, 6458785, 7171320, 7750542, 10334056, 12917570, 15501084, 16792841, 19376355, 25835140, 31002168, 33585682, 38752710, 50378523, 51670280, 67171364, 77505420, 83964205, 100757046, 134342728, 155010840, 167928410, 201514092, 251892615, 335856820, 403028184, 503785230, 671713640, 1007570460, 2015140920]

約数ペア:

[(1, 2015140920), (2, 1007570460), (3, 671713640), (4, 503785230), (5, 403028184), (6, 335856820), (8, 251892615), (10, 201514092), (12, 167928410), (13, 155010840), (15, 134342728), (20, 100757046), (24, 83964205), (26, 77505420), (30, 67171364), (39, 51670280), (40, 50378523), (52, 38752710), (60, 33585682), (65, 31002168), (78, 25835140), (104, 19376355), (120, 16792841), (130, 15501084), (156, 12917570), (195, 10334056), (260, 7750542), (281, 7171320), (312, 6458785), (390, 5167028), (520, 3875271), (562, 3585660), (780, 2583514), (843, 2390440), (1124, 1792830), (1405, 1434264), (1560, 1291757), (1686, 1195220), (2248, 896415), (2810, 717132), (3372, 597610), (3653, 551640), (4215, 478088), (4597, 438360), (5620, 358566), (6744, 298805), (7306, 275820), (8430, 239044), (9194, 219180), (10959, 183880), (11240, 179283), (13791, 146120), (14612, 137910), (16860, 119522), (18265, 110328), (18388, 109590), (21918, 91940), (22985, 87672), (27582, 73060), (29224, 68955), (33720, 59761), (36530, 55164), (36776, 54795), (43836, 45970)]