408043440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{26987}}^1$

素因数の和:27016

約数の個数: 160

約数和(自身を含む): 1606325760

約数和(自身を除く): 1198282320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 26987, 53974, 80961, 107948, 134935, 161922, 188909, 215896, 242883, 269870, 323844, 377818, 404805, 431792, 485766, 539740, 566727, 647688, 728649, 755636, 809610, 944545, 971532, 1079480, 1133454, 1214415, 1295376, 1457298, 1511272, 1619220, 1700181, 1889090, 1943064, 2158960, 2266908, 2428830, 2833635, 2914596, 3022544, 3238440, 3400362, 3643245, 3778180, 3886128, 4533816, 4857660, 5100543, 5667270, 5829192, 6476880, 6800724, 7286490, 7556360, 8500905, 9067632, 9715320, 10201086, 11334540, 11658384, 13601448, 14572980, 15112720, 17001810, 19430640, 20402172, 22669080, 25502715, 27202896, 29145960, 34003620, 40804344, 45338160, 51005430, 58291920, 68007240, 81608688, 102010860, 136014480, 204021720, 408043440]

約数ペア:

[(1, 408043440), (2, 204021720), (3, 136014480), (4, 102010860), (5, 81608688), (6, 68007240), (7, 58291920), (8, 51005430), (9, 45338160), (10, 40804344), (12, 34003620), (14, 29145960), (15, 27202896), (16, 25502715), (18, 22669080), (20, 20402172), (21, 19430640), (24, 17001810), (27, 15112720), (28, 14572980), (30, 13601448), (35, 11658384), (36, 11334540), (40, 10201086), (42, 9715320), (45, 9067632), (48, 8500905), (54, 7556360), (56, 7286490), (60, 6800724), (63, 6476880), (70, 5829192), (72, 5667270), (80, 5100543), (84, 4857660), (90, 4533816), (105, 3886128), (108, 3778180), (112, 3643245), (120, 3400362), (126, 3238440), (135, 3022544), (140, 2914596), (144, 2833635), (168, 2428830), (180, 2266908), (189, 2158960), (210, 1943064), (216, 1889090), (240, 1700181), (252, 1619220), (270, 1511272), (280, 1457298), (315, 1295376), (336, 1214415), (360, 1133454), (378, 1079480), (420, 971532), (432, 944545), (504, 809610), (540, 755636), (560, 728649), (630, 647688), (720, 566727), (756, 539740), (840, 485766), (945, 431792), (1008, 404805), (1080, 377818), (1260, 323844), (1512, 269870), (1680, 242883), (1890, 215896), (2160, 188909), (2520, 161922), (3024, 134935), (3780, 107948), (5040, 80961), (7560, 53974), (15120, 26987)]