30638640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6719}}^1$

素因数の和:6754

約数の個数: 80

約数和(自身を含む): 99993600

約数和(自身を除く): 69354960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6719, 13438, 20157, 26876, 33595, 40314, 53752, 67190, 80628, 100785, 107504, 127661, 134380, 161256, 201570, 255322, 268760, 322512, 382983, 403140, 510644, 537520, 638305, 765966, 806280, 1021288, 1276610, 1531932, 1612560, 1914915, 2042576, 2553220, 3063864, 3829830, 5106440, 6127728, 7659660, 10212880, 15319320, 30638640]

約数ペア:

[(1, 30638640), (2, 15319320), (3, 10212880), (4, 7659660), (5, 6127728), (6, 5106440), (8, 3829830), (10, 3063864), (12, 2553220), (15, 2042576), (16, 1914915), (19, 1612560), (20, 1531932), (24, 1276610), (30, 1021288), (38, 806280), (40, 765966), (48, 638305), (57, 537520), (60, 510644), (76, 403140), (80, 382983), (95, 322512), (114, 268760), (120, 255322), (152, 201570), (190, 161256), (228, 134380), (240, 127661), (285, 107504), (304, 100785), (380, 80628), (456, 67190), (570, 53752), (760, 40314), (912, 33595), (1140, 26876), (1520, 20157), (2280, 13438), (4560, 6719)]