2021791320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30689}}^1$

素因数の和:30770

約数の個数: 128

約数和(自身を含む): 6850008000

約数和(自身を除く): 4828216680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 2196, 2440, 2745, 3294, 3660, 4392, 5490, 6588, 7320, 8235, 10980, 13176, 16470, 21960, 30689, 32940, 61378, 65880, 92067, 122756, 153445, 184134, 245512, 276201, 306890, 368268, 460335, 552402, 613780, 736536, 828603, 920670, 1104804, 1227560, 1381005, 1657206, 1841340, 1872029, 2209608, 2762010, 3314412, 3682680, 3744058, 4143015, 5524020, 5616087, 6628824, 7488116, 8286030, 9360145, 11048040, 11232174, 14976232, 16572060, 16848261, 18720290, 22464348, 28080435, 33144120, 33696522, 37440580, 44928696, 50544783, 56160870, 67393044, 74881160, 84241305, 101089566, 112321740, 134786088, 168482610, 202179132, 224643480, 252723915, 336965220, 404358264, 505447830, 673930440, 1010895660, 2021791320]

約数ペア:

[(1, 2021791320), (2, 1010895660), (3, 673930440), (4, 505447830), (5, 404358264), (6, 336965220), (8, 252723915), (9, 224643480), (10, 202179132), (12, 168482610), (15, 134786088), (18, 112321740), (20, 101089566), (24, 84241305), (27, 74881160), (30, 67393044), (36, 56160870), (40, 50544783), (45, 44928696), (54, 37440580), (60, 33696522), (61, 33144120), (72, 28080435), (90, 22464348), (108, 18720290), (120, 16848261), (122, 16572060), (135, 14976232), (180, 11232174), (183, 11048040), (216, 9360145), (244, 8286030), (270, 7488116), (305, 6628824), (360, 5616087), (366, 5524020), (488, 4143015), (540, 3744058), (549, 3682680), (610, 3314412), (732, 2762010), (915, 2209608), (1080, 1872029), (1098, 1841340), (1220, 1657206), (1464, 1381005), (1647, 1227560), (1830, 1104804), (2196, 920670), (2440, 828603), (2745, 736536), (3294, 613780), (3660, 552402), (4392, 460335), (5490, 368268), (6588, 306890), (7320, 276201), (8235, 245512), (10980, 184134), (13176, 153445), (16470, 122756), (21960, 92067), (30689, 65880), (32940, 61378)]