15967440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 120

約数和(自身を含む): 54588768

約数和(自身を除く): 38621328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 331, 335, 360, 402, 536, 603, 662, 670, 720, 804, 993, 1005, 1072, 1206, 1324, 1340, 1608, 1655, 1986, 2010, 2412, 2648, 2680, 2979, 3015, 3216, 3310, 3972, 4020, 4824, 4965, 5296, 5360, 5958, 6030, 6620, 7944, 8040, 9648, 9930, 11916, 12060, 13240, 14895, 15888, 16080, 19860, 22177, 23832, 24120, 26480, 29790, 39720, 44354, 47664, 48240, 59580, 66531, 79440, 88708, 110885, 119160, 133062, 177416, 199593, 221770, 238320, 266124, 332655, 354832, 399186, 443540, 532248, 665310, 798372, 887080, 997965, 1064496, 1330620, 1596744, 1774160, 1995930, 2661240, 3193488, 3991860, 5322480, 7983720, 15967440]

約数ペア:

[(1, 15967440), (2, 7983720), (3, 5322480), (4, 3991860), (5, 3193488), (6, 2661240), (8, 1995930), (9, 1774160), (10, 1596744), (12, 1330620), (15, 1064496), (16, 997965), (18, 887080), (20, 798372), (24, 665310), (30, 532248), (36, 443540), (40, 399186), (45, 354832), (48, 332655), (60, 266124), (67, 238320), (72, 221770), (80, 199593), (90, 177416), (120, 133062), (134, 119160), (144, 110885), (180, 88708), (201, 79440), (240, 66531), (268, 59580), (331, 48240), (335, 47664), (360, 44354), (402, 39720), (536, 29790), (603, 26480), (662, 24120), (670, 23832), (720, 22177), (804, 19860), (993, 16080), (1005, 15888), (1072, 14895), (1206, 13240), (1324, 12060), (1340, 11916), (1608, 9930), (1655, 9648), (1986, 8040), (2010, 7944), (2412, 6620), (2648, 6030), (2680, 5958), (2979, 5360), (3015, 5296), (3216, 4965), (3310, 4824), (3972, 4020)]