261447030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:683

約数の個数: 144

約数和(自身を含む): 773856720

約数和(自身を除く): 512409690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 361, 390, 494, 570, 585, 619, 722, 741, 855, 1083, 1170, 1235, 1238, 1482, 1710, 1805, 1857, 2166, 2223, 2470, 3095, 3249, 3610, 3705, 3714, 4446, 4693, 5415, 5571, 6190, 6498, 7410, 8047, 9285, 9386, 10830, 11115, 11142, 11761, 14079, 16094, 16245, 18570, 22230, 23465, 23522, 24141, 27855, 28158, 32490, 35283, 40235, 42237, 46930, 48282, 55710, 58805, 70395, 70566, 72423, 80470, 84474, 105849, 117610, 120705, 140790, 144846, 152893, 176415, 211185, 211698, 223459, 241410, 305786, 352830, 362115, 422370, 446918, 458679, 529245, 670377, 724230, 764465, 917358, 1058490, 1117295, 1340754, 1376037, 1528930, 2011131, 2234590, 2293395, 2752074, 2904967, 3351885, 4022262, 4586790, 5809934, 6703770, 6880185, 8714901, 10055655, 13760370, 14524835, 17429802, 20111310, 26144703, 29049670, 43574505, 52289406, 87149010, 130723515, 261447030]

約数ペア:

[(1, 261447030), (2, 130723515), (3, 87149010), (5, 52289406), (6, 43574505), (9, 29049670), (10, 26144703), (13, 20111310), (15, 17429802), (18, 14524835), (19, 13760370), (26, 10055655), (30, 8714901), (38, 6880185), (39, 6703770), (45, 5809934), (57, 4586790), (65, 4022262), (78, 3351885), (90, 2904967), (95, 2752074), (114, 2293395), (117, 2234590), (130, 2011131), (171, 1528930), (190, 1376037), (195, 1340754), (234, 1117295), (247, 1058490), (285, 917358), (342, 764465), (361, 724230), (390, 670377), (494, 529245), (570, 458679), (585, 446918), (619, 422370), (722, 362115), (741, 352830), (855, 305786), (1083, 241410), (1170, 223459), (1235, 211698), (1238, 211185), (1482, 176415), (1710, 152893), (1805, 144846), (1857, 140790), (2166, 120705), (2223, 117610), (2470, 105849), (3095, 84474), (3249, 80470), (3610, 72423), (3705, 70566), (3714, 70395), (4446, 58805), (4693, 55710), (5415, 48282), (5571, 46930), (6190, 42237), (6498, 40235), (7410, 35283), (8047, 32490), (9285, 28158), (9386, 27855), (10830, 24141), (11115, 23522), (11142, 23465), (11761, 22230), (14079, 18570), (16094, 16245)]