2815457580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20393}}^1$

素因数の和:20480

約数の個数: 144

約数和(自身を含む): 9353504160

約数和(自身を除く): 6538046580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 117, 118, 130, 156, 177, 180, 195, 234, 236, 260, 295, 354, 390, 468, 531, 585, 590, 708, 767, 780, 885, 1062, 1170, 1180, 1534, 1770, 2124, 2301, 2340, 2655, 3068, 3540, 3835, 4602, 5310, 6903, 7670, 9204, 10620, 11505, 13806, 15340, 20393, 23010, 27612, 34515, 40786, 46020, 61179, 69030, 81572, 101965, 122358, 138060, 183537, 203930, 244716, 265109, 305895, 367074, 407860, 530218, 611790, 734148, 795327, 917685, 1060436, 1203187, 1223580, 1325545, 1590654, 1835370, 2385981, 2406374, 2651090, 3181308, 3609561, 3670740, 3976635, 4771962, 4812748, 5302180, 6015935, 7219122, 7953270, 9543924, 10828683, 11929905, 12031870, 14438244, 15641431, 15906540, 18047805, 21657366, 23859810, 24063740, 31282862, 36095610, 43314732, 46924293, 47719620, 54143415, 62565724, 72191220, 78207155, 93848586, 108286830, 140772879, 156414310, 187697172, 216573660, 234621465, 281545758, 312828620, 469242930, 563091516, 703864395, 938485860, 1407728790, 2815457580]

約数ペア:

[(1, 2815457580), (2, 1407728790), (3, 938485860), (4, 703864395), (5, 563091516), (6, 469242930), (9, 312828620), (10, 281545758), (12, 234621465), (13, 216573660), (15, 187697172), (18, 156414310), (20, 140772879), (26, 108286830), (30, 93848586), (36, 78207155), (39, 72191220), (45, 62565724), (52, 54143415), (59, 47719620), (60, 46924293), (65, 43314732), (78, 36095610), (90, 31282862), (117, 24063740), (118, 23859810), (130, 21657366), (156, 18047805), (177, 15906540), (180, 15641431), (195, 14438244), (234, 12031870), (236, 11929905), (260, 10828683), (295, 9543924), (354, 7953270), (390, 7219122), (468, 6015935), (531, 5302180), (585, 4812748), (590, 4771962), (708, 3976635), (767, 3670740), (780, 3609561), (885, 3181308), (1062, 2651090), (1170, 2406374), (1180, 2385981), (1534, 1835370), (1770, 1590654), (2124, 1325545), (2301, 1223580), (2340, 1203187), (2655, 1060436), (3068, 917685), (3540, 795327), (3835, 734148), (4602, 611790), (5310, 530218), (6903, 407860), (7670, 367074), (9204, 305895), (10620, 265109), (11505, 244716), (13806, 203930), (15340, 183537), (20393, 138060), (23010, 122358), (27612, 101965), (34515, 81572), (40786, 69030), (46020, 61179)]