168706020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{57383}}^1$

素因数の和:57409

約数の個数: 72

約数和(自身を含む): 549509184

約数和(自身を除く): 380803164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 57383, 114766, 172149, 229532, 286915, 344298, 401681, 573830, 688596, 803362, 860745, 1147660, 1205043, 1606724, 1721490, 2008405, 2410086, 2811767, 3442980, 4016810, 4820172, 5623534, 6025215, 8033620, 8435301, 11247068, 12050430, 14058835, 16870602, 24100860, 28117670, 33741204, 42176505, 56235340, 84353010, 168706020]

約数ペア:

[(1, 168706020), (2, 84353010), (3, 56235340), (4, 42176505), (5, 33741204), (6, 28117670), (7, 24100860), (10, 16870602), (12, 14058835), (14, 12050430), (15, 11247068), (20, 8435301), (21, 8033620), (28, 6025215), (30, 5623534), (35, 4820172), (42, 4016810), (49, 3442980), (60, 2811767), (70, 2410086), (84, 2008405), (98, 1721490), (105, 1606724), (140, 1205043), (147, 1147660), (196, 860745), (210, 803362), (245, 688596), (294, 573830), (420, 401681), (490, 344298), (588, 286915), (735, 229532), (980, 172149), (1470, 114766), (2940, 57383)]