138357960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2919

約数の個数: 128

約数和(自身を含む): 461583360

約数和(自身を除く): 323225400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 2861, 3224, 3720, 4030, 4836, 5722, 6045, 8060, 8583, 9672, 11444, 12090, 14305, 16120, 17166, 22888, 24180, 28610, 34332, 37193, 42915, 48360, 57220, 68664, 74386, 85830, 88691, 111579, 114440, 148772, 171660, 177382, 185965, 223158, 266073, 297544, 343320, 354764, 371930, 443455, 446316, 532146, 557895, 709528, 743860, 886910, 892632, 1064292, 1115790, 1152983, 1330365, 1487720, 1773820, 2128584, 2231580, 2305966, 2660730, 3458949, 3547640, 4463160, 4611932, 5321460, 5764915, 6917898, 9223864, 10642920, 11529830, 13835796, 17294745, 23059660, 27671592, 34589490, 46119320, 69178980, 138357960]

約数ペア:

[(1, 138357960), (2, 69178980), (3, 46119320), (4, 34589490), (5, 27671592), (6, 23059660), (8, 17294745), (10, 13835796), (12, 11529830), (13, 10642920), (15, 9223864), (20, 6917898), (24, 5764915), (26, 5321460), (30, 4611932), (31, 4463160), (39, 3547640), (40, 3458949), (52, 2660730), (60, 2305966), (62, 2231580), (65, 2128584), (78, 1773820), (93, 1487720), (104, 1330365), (120, 1152983), (124, 1115790), (130, 1064292), (155, 892632), (156, 886910), (186, 743860), (195, 709528), (248, 557895), (260, 532146), (310, 446316), (312, 443455), (372, 371930), (390, 354764), (403, 343320), (465, 297544), (520, 266073), (620, 223158), (744, 185965), (780, 177382), (806, 171660), (930, 148772), (1209, 114440), (1240, 111579), (1560, 88691), (1612, 85830), (1860, 74386), (2015, 68664), (2418, 57220), (2861, 48360), (3224, 42915), (3720, 37193), (4030, 34332), (4836, 28610), (5722, 24180), (6045, 22888), (8060, 17166), (8583, 16120), (9672, 14305), (11444, 12090)]