428214780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:649

約数の個数: 288

約数和(自身を含む): 1615810560

約数和(自身を除く): 1187595780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 252, 266, 279, 285, 310, 315, 342, 372, 380, 399, 420, 434, 465, 532, 558, 570, 577, 589, 620, 630, 651, 665, 684, 798, 855, 868, 930, 1085, 1116, 1140, 1154, 1178, 1197, 1260, 1302, 1330, 1395, 1596, 1710, 1731, 1767, 1860, 1953, 1995, 2170, 2308, 2356, 2394, 2604, 2660, 2790, 2885, 2945, 3255, 3420, 3462, 3534, 3906, 3990, 4039, 4123, 4340, 4788, 5193, 5301, 5580, 5770, 5890, 5985, 6510, 6924, 7068, 7812, 7980, 8078, 8246, 8655, 8835, 9765, 10386, 10602, 10963, 11540, 11780, 11970, 12117, 12369, 13020, 16156, 16492, 17310, 17670, 17887, 19530, 20195, 20615, 20772, 21204, 21926, 23940, 24234, 24738, 25965, 26505, 32889, 34620, 35340, 35774, 36351, 37107, 39060, 40390, 41230, 43852, 48468, 49476, 51930, 53010, 53661, 54815, 60585, 61845, 65778, 71548, 72702, 74214, 76741, 80780, 82460, 89435, 98667, 103860, 106020, 107322, 109630, 121170, 123690, 125209, 131556, 145404, 148428, 153482, 160983, 164445, 178870, 181755, 185535, 197334, 214644, 219260, 230223, 242340, 247380, 250418, 268305, 306964, 321966, 328890, 339853, 357740, 363510, 371070, 375627, 383705, 394668, 460446, 493335, 500836, 536610, 626045, 643932, 657780, 679706, 690669, 727020, 742140, 751254, 767410, 804915, 920892, 986670, 1019559, 1073220, 1126881, 1151115, 1252090, 1359412, 1381338, 1502508, 1534820, 1609830, 1699265, 1878135, 1973340, 2039118, 2253762, 2302230, 2378971, 2504180, 2762676, 3058677, 3219660, 3398530, 3453345, 3756270, 4078236, 4507524, 4604460, 4757942, 5097795, 5634405, 6117354, 6797060, 6906690, 7136913, 7512540, 9515884, 10195590, 11268810, 11894855, 12234708, 13813380, 14273826, 15293385, 20391180, 21410739, 22537620, 23789710, 28547652, 30586770, 35684565, 42821478, 47579420, 61173540, 71369130, 85642956, 107053695, 142738260, 214107390, 428214780]

約数ペア:

[(1, 428214780), (2, 214107390), (3, 142738260), (4, 107053695), (5, 85642956), (6, 71369130), (7, 61173540), (9, 47579420), (10, 42821478), (12, 35684565), (14, 30586770), (15, 28547652), (18, 23789710), (19, 22537620), (20, 21410739), (21, 20391180), (28, 15293385), (30, 14273826), (31, 13813380), (35, 12234708), (36, 11894855), (38, 11268810), (42, 10195590), (45, 9515884), (57, 7512540), (60, 7136913), (62, 6906690), (63, 6797060), (70, 6117354), (76, 5634405), (84, 5097795), (90, 4757942), (93, 4604460), (95, 4507524), (105, 4078236), (114, 3756270), (124, 3453345), (126, 3398530), (133, 3219660), (140, 3058677), (155, 2762676), (171, 2504180), (180, 2378971), (186, 2302230), (190, 2253762), (210, 2039118), (217, 1973340), (228, 1878135), (252, 1699265), (266, 1609830), (279, 1534820), (285, 1502508), (310, 1381338), (315, 1359412), (342, 1252090), (372, 1151115), (380, 1126881), (399, 1073220), (420, 1019559), (434, 986670), (465, 920892), (532, 804915), (558, 767410), (570, 751254), (577, 742140), (589, 727020), (620, 690669), (630, 679706), (651, 657780), (665, 643932), (684, 626045), (798, 536610), (855, 500836), (868, 493335), (930, 460446), (1085, 394668), (1116, 383705), (1140, 375627), (1154, 371070), (1178, 363510), (1197, 357740), (1260, 339853), (1302, 328890), (1330, 321966), (1395, 306964), (1596, 268305), (1710, 250418), (1731, 247380), (1767, 242340), (1860, 230223), (1953, 219260), (1995, 214644), (2170, 197334), (2308, 185535), (2356, 181755), (2394, 178870), (2604, 164445), (2660, 160983), (2790, 153482), (2885, 148428), (2945, 145404), (3255, 131556), (3420, 125209), (3462, 123690), (3534, 121170), (3906, 109630), (3990, 107322), (4039, 106020), (4123, 103860), (4340, 98667), (4788, 89435), (5193, 82460), (5301, 80780), (5580, 76741), (5770, 74214), (5890, 72702), (5985, 71548), (6510, 65778), (6924, 61845), (7068, 60585), (7812, 54815), (7980, 53661), (8078, 53010), (8246, 51930), (8655, 49476), (8835, 48468), (9765, 43852), (10386, 41230), (10602, 40390), (10963, 39060), (11540, 37107), (11780, 36351), (11970, 35774), (12117, 35340), (12369, 34620), (13020, 32889), (16156, 26505), (16492, 25965), (17310, 24738), (17670, 24234), (17887, 23940), (19530, 21926), (20195, 21204), (20615, 20772)]