172847220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31657}}^1$

素因数の和:31689

約数の個数: 96

約数和(自身を含む): 595676928

約数和(自身を除く): 422829708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 31657, 63314, 94971, 126628, 158285, 189942, 221599, 316570, 379884, 411541, 443198, 474855, 633140, 664797, 823082, 886396, 949710, 1107995, 1234623, 1329594, 1646164, 1899420, 2057705, 2215990, 2469246, 2659188, 2880787, 3323985, 4115410, 4431980, 4938492, 5761574, 6173115, 6647970, 8230820, 8642361, 11523148, 12346230, 13295940, 14403935, 17284722, 24692460, 28807870, 34569444, 43211805, 57615740, 86423610, 172847220]

約数ペア:

[(1, 172847220), (2, 86423610), (3, 57615740), (4, 43211805), (5, 34569444), (6, 28807870), (7, 24692460), (10, 17284722), (12, 14403935), (13, 13295940), (14, 12346230), (15, 11523148), (20, 8642361), (21, 8230820), (26, 6647970), (28, 6173115), (30, 5761574), (35, 4938492), (39, 4431980), (42, 4115410), (52, 3323985), (60, 2880787), (65, 2659188), (70, 2469246), (78, 2215990), (84, 2057705), (91, 1899420), (105, 1646164), (130, 1329594), (140, 1234623), (156, 1107995), (182, 949710), (195, 886396), (210, 823082), (260, 664797), (273, 633140), (364, 474855), (390, 443198), (420, 411541), (455, 379884), (546, 316570), (780, 221599), (910, 189942), (1092, 158285), (1365, 126628), (1820, 94971), (2730, 63314), (5460, 31657)]