51486240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 180182016

約数和(自身を除く): 128695776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 96, 104, 111, 120, 130, 148, 156, 160, 185, 195, 208, 222, 223, 240, 260, 296, 312, 370, 390, 416, 444, 446, 480, 481, 520, 555, 592, 624, 669, 740, 780, 888, 892, 962, 1040, 1110, 1115, 1184, 1248, 1338, 1443, 1480, 1560, 1776, 1784, 1924, 2080, 2220, 2230, 2405, 2676, 2886, 2899, 2960, 3120, 3345, 3552, 3568, 3848, 4440, 4460, 4810, 5352, 5772, 5798, 5920, 6240, 6690, 7136, 7215, 7696, 8251, 8697, 8880, 8920, 9620, 10704, 11544, 11596, 13380, 14430, 14495, 15392, 16502, 17394, 17760, 17840, 19240, 21408, 23088, 23192, 24753, 26760, 28860, 28990, 33004, 34788, 35680, 38480, 41255, 43485, 46176, 46384, 49506, 53520, 57720, 57980, 66008, 69576, 76960, 82510, 86970, 92768, 99012, 107040, 107263, 115440, 115960, 123765, 132016, 139152, 165020, 173940, 198024, 214526, 230880, 231920, 247530, 264032, 278304, 321789, 330040, 347880, 396048, 429052, 463840, 495060, 536315, 643578, 660080, 695760, 792096, 858104, 990120, 1072630, 1287156, 1320160, 1391520, 1608945, 1716208, 1980240, 2145260, 2574312, 3217890, 3432416, 3960480, 4290520, 5148624, 6435780, 8581040, 10297248, 12871560, 17162080, 25743120, 51486240]

約数ペア:

[(1, 51486240), (2, 25743120), (3, 17162080), (4, 12871560), (5, 10297248), (6, 8581040), (8, 6435780), (10, 5148624), (12, 4290520), (13, 3960480), (15, 3432416), (16, 3217890), (20, 2574312), (24, 2145260), (26, 1980240), (30, 1716208), (32, 1608945), (37, 1391520), (39, 1320160), (40, 1287156), (48, 1072630), (52, 990120), (60, 858104), (65, 792096), (74, 695760), (78, 660080), (80, 643578), (96, 536315), (104, 495060), (111, 463840), (120, 429052), (130, 396048), (148, 347880), (156, 330040), (160, 321789), (185, 278304), (195, 264032), (208, 247530), (222, 231920), (223, 230880), (240, 214526), (260, 198024), (296, 173940), (312, 165020), (370, 139152), (390, 132016), (416, 123765), (444, 115960), (446, 115440), (480, 107263), (481, 107040), (520, 99012), (555, 92768), (592, 86970), (624, 82510), (669, 76960), (740, 69576), (780, 66008), (888, 57980), (892, 57720), (962, 53520), (1040, 49506), (1110, 46384), (1115, 46176), (1184, 43485), (1248, 41255), (1338, 38480), (1443, 35680), (1480, 34788), (1560, 33004), (1776, 28990), (1784, 28860), (1924, 26760), (2080, 24753), (2220, 23192), (2230, 23088), (2405, 21408), (2676, 19240), (2886, 17840), (2899, 17760), (2960, 17394), (3120, 16502), (3345, 15392), (3552, 14495), (3568, 14430), (3848, 13380), (4440, 11596), (4460, 11544), (4810, 10704), (5352, 9620), (5772, 8920), (5798, 8880), (5920, 8697), (6240, 8251), (6690, 7696), (7136, 7215)]