251801220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 796751424

約数和(自身を除く): 544950204

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 397, 465, 620, 660, 682, 794, 930, 961, 1023, 1191, 1364, 1588, 1705, 1860, 1922, 1985, 2046, 2382, 2883, 3410, 3844, 3970, 4092, 4367, 4764, 4805, 5115, 5766, 5955, 6820, 7940, 8734, 9610, 10230, 10571, 11532, 11910, 12307, 13101, 14415, 17468, 19220, 20460, 21142, 21835, 23820, 24614, 26202, 28830, 31713, 36921, 42284, 43670, 49228, 52404, 52855, 57660, 61535, 63426, 65505, 73842, 87340, 105710, 123070, 126852, 131010, 135377, 147684, 158565, 184605, 211420, 246140, 262020, 270754, 317130, 369210, 381517, 406131, 541508, 634260, 676885, 738420, 763034, 812262, 1144551, 1353770, 1526068, 1624524, 1907585, 2030655, 2289102, 2707540, 3815170, 4061310, 4196687, 4578204, 5722755, 7630340, 8122620, 8393374, 11445510, 12590061, 16786748, 20983435, 22891020, 25180122, 41966870, 50360244, 62950305, 83933740, 125900610, 251801220]

約数ペア:

[(1, 251801220), (2, 125900610), (3, 83933740), (4, 62950305), (5, 50360244), (6, 41966870), (10, 25180122), (11, 22891020), (12, 20983435), (15, 16786748), (20, 12590061), (22, 11445510), (30, 8393374), (31, 8122620), (33, 7630340), (44, 5722755), (55, 4578204), (60, 4196687), (62, 4061310), (66, 3815170), (93, 2707540), (110, 2289102), (124, 2030655), (132, 1907585), (155, 1624524), (165, 1526068), (186, 1353770), (220, 1144551), (310, 812262), (330, 763034), (341, 738420), (372, 676885), (397, 634260), (465, 541508), (620, 406131), (660, 381517), (682, 369210), (794, 317130), (930, 270754), (961, 262020), (1023, 246140), (1191, 211420), (1364, 184605), (1588, 158565), (1705, 147684), (1860, 135377), (1922, 131010), (1985, 126852), (2046, 123070), (2382, 105710), (2883, 87340), (3410, 73842), (3844, 65505), (3970, 63426), (4092, 61535), (4367, 57660), (4764, 52855), (4805, 52404), (5115, 49228), (5766, 43670), (5955, 42284), (6820, 36921), (7940, 31713), (8734, 28830), (9610, 26202), (10230, 24614), (10571, 23820), (11532, 21835), (11910, 21142), (12307, 20460), (13101, 19220), (14415, 17468)]