239290240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1780

約数の個数: 128

約数和(自身を含む): 675256320

約数和(自身を除く): 435966080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1723, 1736, 1984, 2170, 2240, 2480, 3446, 3472, 3968, 4340, 4480, 4960, 6892, 6944, 8615, 8680, 9920, 12061, 13784, 13888, 17230, 17360, 19840, 24122, 27568, 27776, 34460, 34720, 48244, 53413, 55136, 60305, 68920, 69440, 96488, 106826, 110272, 120610, 137840, 138880, 192976, 213652, 220544, 241220, 267065, 275680, 373891, 385952, 427304, 482440, 534130, 551360, 747782, 771904, 854608, 964880, 1068260, 1102720, 1495564, 1543808, 1709216, 1869455, 1929760, 2136520, 2991128, 3418432, 3738910, 3859520, 4273040, 5982256, 6836864, 7477820, 7719040, 8546080, 11964512, 14955640, 17092160, 23929024, 29911280, 34184320, 47858048, 59822560, 119645120, 239290240]

約数ペア:

[(1, 239290240), (2, 119645120), (4, 59822560), (5, 47858048), (7, 34184320), (8, 29911280), (10, 23929024), (14, 17092160), (16, 14955640), (20, 11964512), (28, 8546080), (31, 7719040), (32, 7477820), (35, 6836864), (40, 5982256), (56, 4273040), (62, 3859520), (64, 3738910), (70, 3418432), (80, 2991128), (112, 2136520), (124, 1929760), (128, 1869455), (140, 1709216), (155, 1543808), (160, 1495564), (217, 1102720), (224, 1068260), (248, 964880), (280, 854608), (310, 771904), (320, 747782), (434, 551360), (448, 534130), (496, 482440), (560, 427304), (620, 385952), (640, 373891), (868, 275680), (896, 267065), (992, 241220), (1085, 220544), (1120, 213652), (1240, 192976), (1723, 138880), (1736, 137840), (1984, 120610), (2170, 110272), (2240, 106826), (2480, 96488), (3446, 69440), (3472, 68920), (3968, 60305), (4340, 55136), (4480, 53413), (4960, 48244), (6892, 34720), (6944, 34460), (8615, 27776), (8680, 27568), (9920, 24122), (12061, 19840), (13784, 17360), (13888, 17230)]