2489313330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42487}}^1$

素因数の和:42541

約数の個数: 128

約数和(自身を含む): 7831388160

約数和(自身を除く): 5342074830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 2170, 2790, 3255, 3906, 4185, 5859, 6510, 8370, 9765, 11718, 19530, 29295, 42487, 58590, 84974, 127461, 212435, 254922, 297409, 382383, 424870, 594818, 637305, 764766, 892227, 1147149, 1274610, 1317097, 1487045, 1784454, 1911915, 2294298, 2634194, 2676681, 2974090, 3823830, 3951291, 4461135, 5353362, 5735745, 6585485, 7902582, 8030043, 8922270, 9219679, 11471490, 11853873, 13170970, 13383405, 16060086, 18439358, 19756455, 23707746, 26766810, 27659037, 35561619, 39512910, 40150215, 46098395, 55318074, 59269365, 71123238, 80300430, 82977111, 92196790, 118538730, 138295185, 165954222, 177808095, 248931333, 276590370, 355616190, 414885555, 497862666, 829771110, 1244656665, 2489313330]

約数ペア:

[(1, 2489313330), (2, 1244656665), (3, 829771110), (5, 497862666), (6, 414885555), (7, 355616190), (9, 276590370), (10, 248931333), (14, 177808095), (15, 165954222), (18, 138295185), (21, 118538730), (27, 92196790), (30, 82977111), (31, 80300430), (35, 71123238), (42, 59269365), (45, 55318074), (54, 46098395), (62, 40150215), (63, 39512910), (70, 35561619), (90, 27659037), (93, 26766810), (105, 23707746), (126, 19756455), (135, 18439358), (155, 16060086), (186, 13383405), (189, 13170970), (210, 11853873), (217, 11471490), (270, 9219679), (279, 8922270), (310, 8030043), (315, 7902582), (378, 6585485), (434, 5735745), (465, 5353362), (558, 4461135), (630, 3951291), (651, 3823830), (837, 2974090), (930, 2676681), (945, 2634194), (1085, 2294298), (1302, 1911915), (1395, 1784454), (1674, 1487045), (1890, 1317097), (1953, 1274610), (2170, 1147149), (2790, 892227), (3255, 764766), (3906, 637305), (4185, 594818), (5859, 424870), (6510, 382383), (8370, 297409), (9765, 254922), (11718, 212435), (19530, 127461), (29295, 84974), (42487, 58590)]