42909720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2221}}^1$

素因数の和:2265

約数の個数: 128

約数和(自身を含む): 153584640

約数和(自身を除く): 110674920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2221, 2415, 2760, 3220, 3864, 4442, 4830, 6440, 6663, 8884, 9660, 11105, 13326, 15547, 17768, 19320, 22210, 26652, 31094, 33315, 44420, 46641, 51083, 53304, 62188, 66630, 77735, 88840, 93282, 102166, 124376, 133260, 153249, 155470, 186564, 204332, 233205, 255415, 266520, 306498, 310940, 357581, 373128, 408664, 466410, 510830, 612996, 621880, 715162, 766245, 932820, 1021660, 1072743, 1225992, 1430324, 1532490, 1787905, 1865640, 2043320, 2145486, 2860648, 3064980, 3575810, 4290972, 5363715, 6129960, 7151620, 8581944, 10727430, 14303240, 21454860, 42909720]

約数ペア:

[(1, 42909720), (2, 21454860), (3, 14303240), (4, 10727430), (5, 8581944), (6, 7151620), (7, 6129960), (8, 5363715), (10, 4290972), (12, 3575810), (14, 3064980), (15, 2860648), (20, 2145486), (21, 2043320), (23, 1865640), (24, 1787905), (28, 1532490), (30, 1430324), (35, 1225992), (40, 1072743), (42, 1021660), (46, 932820), (56, 766245), (60, 715162), (69, 621880), (70, 612996), (84, 510830), (92, 466410), (105, 408664), (115, 373128), (120, 357581), (138, 310940), (140, 306498), (161, 266520), (168, 255415), (184, 233205), (210, 204332), (230, 186564), (276, 155470), (280, 153249), (322, 133260), (345, 124376), (420, 102166), (460, 93282), (483, 88840), (552, 77735), (644, 66630), (690, 62188), (805, 53304), (840, 51083), (920, 46641), (966, 44420), (1288, 33315), (1380, 31094), (1610, 26652), (1932, 22210), (2221, 19320), (2415, 17768), (2760, 15547), (3220, 13326), (3864, 11105), (4442, 9660), (4830, 8884), (6440, 6663)]