287064540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 288

約数和(自身を含む): 1095494400

約数和(自身を除く): 808429860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 378, 380, 399, 420, 441, 490, 513, 532, 540, 570, 571, 588, 630, 665, 684, 735, 756, 798, 855, 882, 931, 945, 980, 1026, 1140, 1142, 1197, 1260, 1323, 1330, 1470, 1596, 1710, 1713, 1764, 1862, 1890, 1995, 2052, 2205, 2284, 2394, 2565, 2646, 2660, 2793, 2855, 2940, 3420, 3426, 3591, 3724, 3780, 3990, 3997, 4410, 4655, 4788, 5130, 5139, 5292, 5586, 5710, 5985, 6615, 6852, 7182, 7980, 7994, 8379, 8565, 8820, 9310, 10260, 10278, 10849, 11172, 11420, 11970, 11991, 13230, 13965, 14364, 15417, 15988, 16758, 17130, 17955, 18620, 19985, 20556, 21698, 23940, 23982, 25137, 25695, 26460, 27930, 27979, 30834, 32547, 33516, 34260, 35910, 35973, 39970, 41895, 43396, 47964, 50274, 51390, 54245, 55860, 55958, 59955, 61668, 65094, 71820, 71946, 75943, 77085, 79940, 83790, 83937, 97641, 100548, 102780, 107919, 108490, 111916, 119910, 125685, 130188, 139895, 143892, 151886, 154170, 162735, 167580, 167874, 179865, 195282, 215838, 216980, 227829, 239820, 251370, 251811, 279790, 292923, 303772, 308340, 325470, 335748, 359730, 379715, 390564, 419685, 431676, 455658, 488205, 502740, 503622, 531601, 539595, 559580, 585846, 650940, 683487, 719460, 755433, 759430, 839370, 911316, 976410, 1007244, 1063202, 1079190, 1139145, 1171692, 1259055, 1366974, 1464615, 1510866, 1518860, 1594803, 1678740, 1952820, 2050461, 2126404, 2158380, 2278290, 2518110, 2658005, 2733948, 2929230, 3021732, 3189606, 3417435, 3777165, 4100922, 4556580, 4784409, 5036220, 5316010, 5858460, 6379212, 6834870, 7554330, 7974015, 8201844, 9568818, 10252305, 10632020, 13669740, 14353227, 15108660, 15948030, 19137636, 20504610, 23922045, 28706454, 31896060, 41009220, 47844090, 57412908, 71766135, 95688180, 143532270, 287064540]

約数ペア:

[(1, 287064540), (2, 143532270), (3, 95688180), (4, 71766135), (5, 57412908), (6, 47844090), (7, 41009220), (9, 31896060), (10, 28706454), (12, 23922045), (14, 20504610), (15, 19137636), (18, 15948030), (19, 15108660), (20, 14353227), (21, 13669740), (27, 10632020), (28, 10252305), (30, 9568818), (35, 8201844), (36, 7974015), (38, 7554330), (42, 6834870), (45, 6379212), (49, 5858460), (54, 5316010), (57, 5036220), (60, 4784409), (63, 4556580), (70, 4100922), (76, 3777165), (84, 3417435), (90, 3189606), (95, 3021732), (98, 2929230), (105, 2733948), (108, 2658005), (114, 2518110), (126, 2278290), (133, 2158380), (135, 2126404), (140, 2050461), (147, 1952820), (171, 1678740), (180, 1594803), (189, 1518860), (190, 1510866), (196, 1464615), (210, 1366974), (228, 1259055), (245, 1171692), (252, 1139145), (266, 1079190), (270, 1063202), (285, 1007244), (294, 976410), (315, 911316), (342, 839370), (378, 759430), (380, 755433), (399, 719460), (420, 683487), (441, 650940), (490, 585846), (513, 559580), (532, 539595), (540, 531601), (570, 503622), (571, 502740), (588, 488205), (630, 455658), (665, 431676), (684, 419685), (735, 390564), (756, 379715), (798, 359730), (855, 335748), (882, 325470), (931, 308340), (945, 303772), (980, 292923), (1026, 279790), (1140, 251811), (1142, 251370), (1197, 239820), (1260, 227829), (1323, 216980), (1330, 215838), (1470, 195282), (1596, 179865), (1710, 167874), (1713, 167580), (1764, 162735), (1862, 154170), (1890, 151886), (1995, 143892), (2052, 139895), (2205, 130188), (2284, 125685), (2394, 119910), (2565, 111916), (2646, 108490), (2660, 107919), (2793, 102780), (2855, 100548), (2940, 97641), (3420, 83937), (3426, 83790), (3591, 79940), (3724, 77085), (3780, 75943), (3990, 71946), (3997, 71820), (4410, 65094), (4655, 61668), (4788, 59955), (5130, 55958), (5139, 55860), (5292, 54245), (5586, 51390), (5710, 50274), (5985, 47964), (6615, 43396), (6852, 41895), (7182, 39970), (7980, 35973), (7994, 35910), (8379, 34260), (8565, 33516), (8820, 32547), (9310, 30834), (10260, 27979), (10278, 27930), (10849, 26460), (11172, 25695), (11420, 25137), (11970, 23982), (11991, 23940), (13230, 21698), (13965, 20556), (14364, 19985), (15417, 18620), (15988, 17955), (16758, 17130)]