16431240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:683

約数の個数: 128

約数和(自身を含む): 58245120

約数和(自身を除く): 41813880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 631, 651, 744, 840, 868, 930, 1085, 1240, 1262, 1302, 1736, 1860, 1893, 2170, 2524, 2604, 3155, 3255, 3720, 3786, 4340, 4417, 5048, 5208, 6310, 6510, 7572, 8680, 8834, 9465, 12620, 13020, 13251, 15144, 17668, 18930, 19561, 22085, 25240, 26040, 26502, 35336, 37860, 39122, 44170, 53004, 58683, 66255, 75720, 78244, 88340, 97805, 106008, 117366, 132510, 136927, 156488, 176680, 195610, 234732, 265020, 273854, 293415, 391220, 410781, 469464, 530040, 547708, 586830, 684635, 782440, 821562, 1095416, 1173660, 1369270, 1643124, 2053905, 2347320, 2738540, 3286248, 4107810, 5477080, 8215620, 16431240]

約数ペア:

[(1, 16431240), (2, 8215620), (3, 5477080), (4, 4107810), (5, 3286248), (6, 2738540), (7, 2347320), (8, 2053905), (10, 1643124), (12, 1369270), (14, 1173660), (15, 1095416), (20, 821562), (21, 782440), (24, 684635), (28, 586830), (30, 547708), (31, 530040), (35, 469464), (40, 410781), (42, 391220), (56, 293415), (60, 273854), (62, 265020), (70, 234732), (84, 195610), (93, 176680), (105, 156488), (120, 136927), (124, 132510), (140, 117366), (155, 106008), (168, 97805), (186, 88340), (210, 78244), (217, 75720), (248, 66255), (280, 58683), (310, 53004), (372, 44170), (420, 39122), (434, 37860), (465, 35336), (620, 26502), (631, 26040), (651, 25240), (744, 22085), (840, 19561), (868, 18930), (930, 17668), (1085, 15144), (1240, 13251), (1262, 13020), (1302, 12620), (1736, 9465), (1860, 8834), (1893, 8680), (2170, 7572), (2524, 6510), (2604, 6310), (3155, 5208), (3255, 5048), (3720, 4417), (3786, 4340)]