1317578640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:830

約数の個数: 240

約数和(自身を含む): 4785318720

約数和(自身を除く): 3467740080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 181, 196, 210, 240, 245, 280, 294, 336, 362, 392, 420, 490, 543, 560, 588, 619, 724, 735, 784, 840, 905, 980, 1086, 1176, 1238, 1267, 1448, 1470, 1680, 1810, 1857, 1960, 2172, 2352, 2476, 2534, 2715, 2896, 2940, 3095, 3620, 3714, 3801, 3920, 4333, 4344, 4952, 5068, 5430, 5880, 6190, 6335, 7240, 7428, 7602, 8666, 8688, 8869, 9285, 9904, 10136, 10860, 11760, 12380, 12670, 12999, 14480, 14856, 15204, 17332, 17738, 18570, 19005, 20272, 21665, 21720, 24760, 25340, 25998, 26607, 29712, 30331, 30408, 34664, 35476, 37140, 38010, 43330, 43440, 44345, 49520, 50680, 51996, 53214, 60662, 60816, 64995, 69328, 70952, 74280, 76020, 86660, 88690, 90993, 101360, 103992, 106428, 112039, 121324, 129990, 133035, 141904, 148560, 151655, 152040, 173320, 177380, 181986, 207984, 212856, 224078, 242648, 259980, 266070, 303310, 304080, 336117, 346640, 354760, 363972, 425712, 448156, 454965, 485296, 519960, 532140, 560195, 606620, 672234, 709520, 727944, 784273, 896312, 909930, 1039920, 1064280, 1120390, 1213240, 1344468, 1455888, 1568546, 1680585, 1792624, 1819860, 2128560, 2240780, 2352819, 2426480, 2688936, 3137092, 3361170, 3639720, 3921365, 4481560, 4705638, 5377872, 5489911, 6274184, 6722340, 7279440, 7842730, 8963120, 9411276, 10979822, 11764095, 12548368, 13444680, 15685460, 16469733, 18822552, 21959644, 23528190, 26889360, 27449555, 31370920, 32939466, 37645104, 43919288, 47056380, 54899110, 62741840, 65878932, 82348665, 87838576, 94112760, 109798220, 131757864, 164697330, 188225520, 219596440, 263515728, 329394660, 439192880, 658789320, 1317578640]

約数ペア:

[(1, 1317578640), (2, 658789320), (3, 439192880), (4, 329394660), (5, 263515728), (6, 219596440), (7, 188225520), (8, 164697330), (10, 131757864), (12, 109798220), (14, 94112760), (15, 87838576), (16, 82348665), (20, 65878932), (21, 62741840), (24, 54899110), (28, 47056380), (30, 43919288), (35, 37645104), (40, 32939466), (42, 31370920), (48, 27449555), (49, 26889360), (56, 23528190), (60, 21959644), (70, 18822552), (80, 16469733), (84, 15685460), (98, 13444680), (105, 12548368), (112, 11764095), (120, 10979822), (140, 9411276), (147, 8963120), (168, 7842730), (181, 7279440), (196, 6722340), (210, 6274184), (240, 5489911), (245, 5377872), (280, 4705638), (294, 4481560), (336, 3921365), (362, 3639720), (392, 3361170), (420, 3137092), (490, 2688936), (543, 2426480), (560, 2352819), (588, 2240780), (619, 2128560), (724, 1819860), (735, 1792624), (784, 1680585), (840, 1568546), (905, 1455888), (980, 1344468), (1086, 1213240), (1176, 1120390), (1238, 1064280), (1267, 1039920), (1448, 909930), (1470, 896312), (1680, 784273), (1810, 727944), (1857, 709520), (1960, 672234), (2172, 606620), (2352, 560195), (2476, 532140), (2534, 519960), (2715, 485296), (2896, 454965), (2940, 448156), (3095, 425712), (3620, 363972), (3714, 354760), (3801, 346640), (3920, 336117), (4333, 304080), (4344, 303310), (4952, 266070), (5068, 259980), (5430, 242648), (5880, 224078), (6190, 212856), (6335, 207984), (7240, 181986), (7428, 177380), (7602, 173320), (8666, 152040), (8688, 151655), (8869, 148560), (9285, 141904), (9904, 133035), (10136, 129990), (10860, 121324), (11760, 112039), (12380, 106428), (12670, 103992), (12999, 101360), (14480, 90993), (14856, 88690), (15204, 86660), (17332, 76020), (17738, 74280), (18570, 70952), (19005, 69328), (20272, 64995), (21665, 60816), (21720, 60662), (24760, 53214), (25340, 51996), (25998, 50680), (26607, 49520), (29712, 44345), (30331, 43440), (30408, 43330), (34664, 38010), (35476, 37140)]