204204780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1581

約数の個数: 192

約数和(自身を含む): 720652800

約数和(自身を除く): 516448020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 855, 988, 1026, 1140, 1170, 1235, 1404, 1482, 1531, 1710, 1755, 2052, 2223, 2340, 2470, 2565, 2964, 3062, 3420, 3510, 3705, 4446, 4593, 4940, 5130, 6124, 6669, 7020, 7410, 7655, 8892, 9186, 10260, 11115, 13338, 13779, 14820, 15310, 18372, 19903, 22230, 22965, 26676, 27558, 29089, 30620, 33345, 39806, 41337, 44460, 45930, 55116, 58178, 59709, 66690, 68895, 79612, 82674, 87267, 91860, 99515, 116356, 119418, 133380, 137790, 145445, 165348, 174534, 179127, 199030, 206685, 238836, 261801, 275580, 290890, 298545, 349068, 358254, 378157, 398060, 413370, 436335, 523602, 537381, 581780, 597090, 716508, 756314, 785403, 826740, 872670, 895635, 1047204, 1074762, 1134471, 1194180, 1309005, 1512628, 1570806, 1745340, 1791270, 1890785, 2149524, 2268942, 2618010, 2686905, 3141612, 3403413, 3582540, 3781570, 3927015, 4537884, 5236020, 5373810, 5672355, 6806826, 7563140, 7854030, 10210239, 10747620, 11344710, 13613652, 15708060, 17017065, 20420478, 22689420, 34034130, 40840956, 51051195, 68068260, 102102390, 204204780]

約数ペア:

[(1, 204204780), (2, 102102390), (3, 68068260), (4, 51051195), (5, 40840956), (6, 34034130), (9, 22689420), (10, 20420478), (12, 17017065), (13, 15708060), (15, 13613652), (18, 11344710), (19, 10747620), (20, 10210239), (26, 7854030), (27, 7563140), (30, 6806826), (36, 5672355), (38, 5373810), (39, 5236020), (45, 4537884), (52, 3927015), (54, 3781570), (57, 3582540), (60, 3403413), (65, 3141612), (76, 2686905), (78, 2618010), (90, 2268942), (95, 2149524), (108, 1890785), (114, 1791270), (117, 1745340), (130, 1570806), (135, 1512628), (156, 1309005), (171, 1194180), (180, 1134471), (190, 1074762), (195, 1047204), (228, 895635), (234, 872670), (247, 826740), (260, 785403), (270, 756314), (285, 716508), (342, 597090), (351, 581780), (380, 537381), (390, 523602), (468, 436335), (494, 413370), (513, 398060), (540, 378157), (570, 358254), (585, 349068), (684, 298545), (702, 290890), (741, 275580), (780, 261801), (855, 238836), (988, 206685), (1026, 199030), (1140, 179127), (1170, 174534), (1235, 165348), (1404, 145445), (1482, 137790), (1531, 133380), (1710, 119418), (1755, 116356), (2052, 99515), (2223, 91860), (2340, 87267), (2470, 82674), (2565, 79612), (2964, 68895), (3062, 66690), (3420, 59709), (3510, 58178), (3705, 55116), (4446, 45930), (4593, 44460), (4940, 41337), (5130, 39806), (6124, 33345), (6669, 30620), (7020, 29089), (7410, 27558), (7655, 26676), (8892, 22965), (9186, 22230), (10260, 19903), (11115, 18372), (13338, 15310), (13779, 14820)]