287167860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{271}}^1$

素因数の和:351

約数の個数: 216

約数和(自身を含む): 1034831616

約数和(自身を除く): 747663756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 271, 290, 315, 348, 406, 420, 435, 522, 542, 580, 609, 630, 812, 813, 841, 870, 1015, 1044, 1084, 1218, 1260, 1305, 1355, 1626, 1682, 1740, 1827, 1897, 2030, 2436, 2439, 2523, 2610, 2710, 3045, 3252, 3364, 3654, 3794, 4060, 4065, 4205, 4878, 5046, 5220, 5420, 5691, 5887, 6090, 7308, 7569, 7588, 7859, 8130, 8410, 9135, 9485, 9756, 10092, 11382, 11774, 12180, 12195, 12615, 15138, 15718, 16260, 16820, 17073, 17661, 18270, 18970, 22764, 23548, 23577, 24390, 25230, 28455, 29435, 30276, 31436, 34146, 35322, 36540, 37845, 37940, 39295, 47154, 48780, 50460, 52983, 55013, 56910, 58870, 68292, 70644, 70731, 75690, 78590, 85365, 88305, 94308, 105966, 110026, 113820, 117740, 117885, 141462, 151380, 157180, 165039, 170730, 176610, 211932, 220052, 227911, 235770, 264915, 275065, 282924, 330078, 341460, 353220, 353655, 455822, 471540, 495117, 529830, 550130, 660156, 683733, 707310, 825195, 911644, 990234, 1059660, 1100260, 1139555, 1367466, 1414620, 1595377, 1650390, 1980468, 2051199, 2279110, 2475585, 2734932, 3190754, 3300780, 3418665, 4102398, 4558220, 4786131, 4951170, 6381508, 6837330, 7976885, 8204796, 9572262, 9902340, 10255995, 13674660, 14358393, 15953770, 19144524, 20511990, 23930655, 28716786, 31907540, 41023980, 47861310, 57433572, 71791965, 95722620, 143583930, 287167860]

約数ペア:

[(1, 287167860), (2, 143583930), (3, 95722620), (4, 71791965), (5, 57433572), (6, 47861310), (7, 41023980), (9, 31907540), (10, 28716786), (12, 23930655), (14, 20511990), (15, 19144524), (18, 15953770), (20, 14358393), (21, 13674660), (28, 10255995), (29, 9902340), (30, 9572262), (35, 8204796), (36, 7976885), (42, 6837330), (45, 6381508), (58, 4951170), (60, 4786131), (63, 4558220), (70, 4102398), (84, 3418665), (87, 3300780), (90, 3190754), (105, 2734932), (116, 2475585), (126, 2279110), (140, 2051199), (145, 1980468), (174, 1650390), (180, 1595377), (203, 1414620), (210, 1367466), (252, 1139555), (261, 1100260), (271, 1059660), (290, 990234), (315, 911644), (348, 825195), (406, 707310), (420, 683733), (435, 660156), (522, 550130), (542, 529830), (580, 495117), (609, 471540), (630, 455822), (812, 353655), (813, 353220), (841, 341460), (870, 330078), (1015, 282924), (1044, 275065), (1084, 264915), (1218, 235770), (1260, 227911), (1305, 220052), (1355, 211932), (1626, 176610), (1682, 170730), (1740, 165039), (1827, 157180), (1897, 151380), (2030, 141462), (2436, 117885), (2439, 117740), (2523, 113820), (2610, 110026), (2710, 105966), (3045, 94308), (3252, 88305), (3364, 85365), (3654, 78590), (3794, 75690), (4060, 70731), (4065, 70644), (4205, 68292), (4878, 58870), (5046, 56910), (5220, 55013), (5420, 52983), (5691, 50460), (5887, 48780), (6090, 47154), (7308, 39295), (7569, 37940), (7588, 37845), (7859, 36540), (8130, 35322), (8410, 34146), (9135, 31436), (9485, 30276), (9756, 29435), (10092, 28455), (11382, 25230), (11774, 24390), (12180, 23577), (12195, 23548), (12615, 22764), (15138, 18970), (15718, 18270), (16260, 17661), (16820, 17073)]