172704720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:353

約数の個数: 160

約数和(自身を含む): 559964160

約数和(自身を除く): 387259440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 167, 186, 240, 248, 278, 310, 334, 372, 417, 465, 496, 501, 556, 620, 668, 695, 744, 834, 835, 930, 1002, 1112, 1240, 1336, 1390, 1488, 1668, 1670, 1860, 2004, 2085, 2224, 2480, 2505, 2672, 2780, 3336, 3340, 3720, 4008, 4170, 4309, 5010, 5177, 5560, 6672, 6680, 7440, 8016, 8340, 8618, 10020, 10354, 11120, 12927, 13360, 15531, 16680, 17236, 20040, 20708, 21545, 23213, 25854, 25885, 31062, 33360, 34472, 40080, 41416, 43090, 46426, 51708, 51770, 62124, 64635, 68944, 69639, 77655, 82832, 86180, 92852, 103416, 103540, 116065, 124248, 129270, 139278, 155310, 172360, 185704, 206832, 207080, 232130, 248496, 258540, 278556, 310620, 344720, 348195, 371408, 414160, 464260, 517080, 557112, 621240, 696390, 719603, 928520, 1034160, 1114224, 1242480, 1392780, 1439206, 1857040, 2158809, 2785560, 2878412, 3598015, 4317618, 5571120, 5756824, 7196030, 8635236, 10794045, 11513648, 14392060, 17270472, 21588090, 28784120, 34540944, 43176180, 57568240, 86352360, 172704720]

約数ペア:

[(1, 172704720), (2, 86352360), (3, 57568240), (4, 43176180), (5, 34540944), (6, 28784120), (8, 21588090), (10, 17270472), (12, 14392060), (15, 11513648), (16, 10794045), (20, 8635236), (24, 7196030), (30, 5756824), (31, 5571120), (40, 4317618), (48, 3598015), (60, 2878412), (62, 2785560), (80, 2158809), (93, 1857040), (120, 1439206), (124, 1392780), (139, 1242480), (155, 1114224), (167, 1034160), (186, 928520), (240, 719603), (248, 696390), (278, 621240), (310, 557112), (334, 517080), (372, 464260), (417, 414160), (465, 371408), (496, 348195), (501, 344720), (556, 310620), (620, 278556), (668, 258540), (695, 248496), (744, 232130), (834, 207080), (835, 206832), (930, 185704), (1002, 172360), (1112, 155310), (1240, 139278), (1336, 129270), (1390, 124248), (1488, 116065), (1668, 103540), (1670, 103416), (1860, 92852), (2004, 86180), (2085, 82832), (2224, 77655), (2480, 69639), (2505, 68944), (2672, 64635), (2780, 62124), (3336, 51770), (3340, 51708), (3720, 46426), (4008, 43090), (4170, 41416), (4309, 40080), (5010, 34472), (5177, 33360), (5560, 31062), (6672, 25885), (6680, 25854), (7440, 23213), (8016, 21545), (8340, 20708), (8618, 20040), (10020, 17236), (10354, 16680), (11120, 15531), (12927, 13360)]