258277740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 867041280

約数和(自身を除く): 608763540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 83, 84, 93, 105, 124, 140, 155, 166, 186, 210, 217, 239, 249, 310, 332, 372, 415, 420, 434, 465, 478, 498, 581, 620, 651, 717, 830, 868, 930, 956, 996, 1085, 1162, 1195, 1245, 1302, 1434, 1660, 1673, 1743, 1860, 2170, 2324, 2390, 2490, 2573, 2604, 2868, 2905, 3255, 3346, 3486, 3585, 4340, 4780, 4980, 5019, 5146, 5810, 6510, 6692, 6972, 7170, 7409, 7719, 8365, 8715, 10038, 10292, 11620, 12865, 13020, 14340, 14818, 15438, 16730, 17430, 18011, 19837, 20076, 22227, 25095, 25730, 29636, 30876, 33460, 34860, 36022, 37045, 38595, 39674, 44454, 50190, 51460, 51863, 54033, 59511, 72044, 74090, 77190, 79348, 88908, 90055, 99185, 100380, 103726, 108066, 111135, 119022, 138859, 148180, 154380, 155589, 180110, 198370, 207452, 216132, 222270, 238044, 259315, 270165, 277718, 297555, 311178, 360220, 396740, 416577, 444540, 518630, 540330, 555436, 595110, 614947, 622356, 694295, 777945, 833154, 1037260, 1080660, 1190220, 1229894, 1388590, 1555890, 1666308, 1844841, 2082885, 2459788, 2777180, 3074735, 3111780, 3689682, 4165770, 4304629, 6149470, 7379364, 8331540, 8609258, 9224205, 12298940, 12913887, 17218516, 18448410, 21523145, 25827774, 36896820, 43046290, 51655548, 64569435, 86092580, 129138870, 258277740]

約数ペア:

[(1, 258277740), (2, 129138870), (3, 86092580), (4, 64569435), (5, 51655548), (6, 43046290), (7, 36896820), (10, 25827774), (12, 21523145), (14, 18448410), (15, 17218516), (20, 12913887), (21, 12298940), (28, 9224205), (30, 8609258), (31, 8331540), (35, 7379364), (42, 6149470), (60, 4304629), (62, 4165770), (70, 3689682), (83, 3111780), (84, 3074735), (93, 2777180), (105, 2459788), (124, 2082885), (140, 1844841), (155, 1666308), (166, 1555890), (186, 1388590), (210, 1229894), (217, 1190220), (239, 1080660), (249, 1037260), (310, 833154), (332, 777945), (372, 694295), (415, 622356), (420, 614947), (434, 595110), (465, 555436), (478, 540330), (498, 518630), (581, 444540), (620, 416577), (651, 396740), (717, 360220), (830, 311178), (868, 297555), (930, 277718), (956, 270165), (996, 259315), (1085, 238044), (1162, 222270), (1195, 216132), (1245, 207452), (1302, 198370), (1434, 180110), (1660, 155589), (1673, 154380), (1743, 148180), (1860, 138859), (2170, 119022), (2324, 111135), (2390, 108066), (2490, 103726), (2573, 100380), (2604, 99185), (2868, 90055), (2905, 88908), (3255, 79348), (3346, 77190), (3486, 74090), (3585, 72044), (4340, 59511), (4780, 54033), (4980, 51863), (5019, 51460), (5146, 50190), (5810, 44454), (6510, 39674), (6692, 38595), (6972, 37045), (7170, 36022), (7409, 34860), (7719, 33460), (8365, 30876), (8715, 29636), (10038, 25730), (10292, 25095), (11620, 22227), (12865, 20076), (13020, 19837), (14340, 18011), (14818, 17430), (15438, 16730)]