418809780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1054

約数の個数: 144

約数和(自身を含む): 1348401600

約数和(自身を除く): 929591820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 171, 180, 190, 228, 278, 285, 342, 380, 417, 556, 570, 684, 695, 834, 855, 881, 1140, 1251, 1390, 1668, 1710, 1762, 2085, 2502, 2641, 2643, 2780, 3420, 3524, 4170, 4405, 5004, 5282, 5286, 6255, 7923, 7929, 8340, 8810, 10564, 10572, 12510, 13205, 13215, 15846, 15858, 16739, 17620, 23769, 25020, 26410, 26430, 31692, 31716, 33478, 39615, 39645, 47538, 50217, 52820, 52860, 66956, 79230, 79290, 83695, 95076, 100434, 118845, 122459, 150651, 158460, 158580, 167390, 200868, 237690, 244918, 251085, 301302, 334780, 367377, 475380, 489836, 502170, 602604, 612295, 734754, 753255, 1004340, 1102131, 1224590, 1469508, 1506510, 1836885, 2204262, 2326721, 2449180, 3013020, 3673770, 4408524, 4653442, 5510655, 6980163, 7347540, 9306884, 11021310, 11633605, 13960326, 20940489, 22042620, 23267210, 27920652, 34900815, 41880978, 46534420, 69801630, 83761956, 104702445, 139603260, 209404890, 418809780]

約数ペア:

[(1, 418809780), (2, 209404890), (3, 139603260), (4, 104702445), (5, 83761956), (6, 69801630), (9, 46534420), (10, 41880978), (12, 34900815), (15, 27920652), (18, 23267210), (19, 22042620), (20, 20940489), (30, 13960326), (36, 11633605), (38, 11021310), (45, 9306884), (57, 7347540), (60, 6980163), (76, 5510655), (90, 4653442), (95, 4408524), (114, 3673770), (139, 3013020), (171, 2449180), (180, 2326721), (190, 2204262), (228, 1836885), (278, 1506510), (285, 1469508), (342, 1224590), (380, 1102131), (417, 1004340), (556, 753255), (570, 734754), (684, 612295), (695, 602604), (834, 502170), (855, 489836), (881, 475380), (1140, 367377), (1251, 334780), (1390, 301302), (1668, 251085), (1710, 244918), (1762, 237690), (2085, 200868), (2502, 167390), (2641, 158580), (2643, 158460), (2780, 150651), (3420, 122459), (3524, 118845), (4170, 100434), (4405, 95076), (5004, 83695), (5282, 79290), (5286, 79230), (6255, 66956), (7923, 52860), (7929, 52820), (8340, 50217), (8810, 47538), (10564, 39645), (10572, 39615), (12510, 33478), (13205, 31716), (13215, 31692), (15846, 26430), (15858, 26410), (16739, 25020), (17620, 23769)]