4008900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 13999104

約数和(自身を除く): 9990204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 83, 84, 92, 100, 105, 115, 138, 140, 150, 161, 166, 175, 210, 230, 249, 276, 300, 322, 332, 345, 350, 415, 420, 460, 483, 498, 525, 575, 581, 644, 690, 700, 805, 830, 966, 996, 1050, 1150, 1162, 1245, 1380, 1610, 1660, 1725, 1743, 1909, 1932, 2075, 2100, 2300, 2324, 2415, 2490, 2905, 3220, 3450, 3486, 3818, 4025, 4150, 4830, 4980, 5727, 5810, 6225, 6900, 6972, 7636, 8050, 8300, 8715, 9545, 9660, 11454, 11620, 12075, 12450, 13363, 14525, 16100, 17430, 19090, 22908, 24150, 24900, 26726, 28635, 29050, 34860, 38180, 40089, 43575, 47725, 48300, 53452, 57270, 58100, 66815, 80178, 87150, 95450, 114540, 133630, 143175, 160356, 174300, 190900, 200445, 267260, 286350, 334075, 400890, 572700, 668150, 801780, 1002225, 1336300, 2004450, 4008900]

約数ペア:

[(1, 4008900), (2, 2004450), (3, 1336300), (4, 1002225), (5, 801780), (6, 668150), (7, 572700), (10, 400890), (12, 334075), (14, 286350), (15, 267260), (20, 200445), (21, 190900), (23, 174300), (25, 160356), (28, 143175), (30, 133630), (35, 114540), (42, 95450), (46, 87150), (50, 80178), (60, 66815), (69, 58100), (70, 57270), (75, 53452), (83, 48300), (84, 47725), (92, 43575), (100, 40089), (105, 38180), (115, 34860), (138, 29050), (140, 28635), (150, 26726), (161, 24900), (166, 24150), (175, 22908), (210, 19090), (230, 17430), (249, 16100), (276, 14525), (300, 13363), (322, 12450), (332, 12075), (345, 11620), (350, 11454), (415, 9660), (420, 9545), (460, 8715), (483, 8300), (498, 8050), (525, 7636), (575, 6972), (581, 6900), (644, 6225), (690, 5810), (700, 5727), (805, 4980), (830, 4830), (966, 4150), (996, 4025), (1050, 3818), (1150, 3486), (1162, 3450), (1245, 3220), (1380, 2905), (1610, 2490), (1660, 2415), (1725, 2324), (1743, 2300), (1909, 2100), (1932, 2075)]