81073380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 240831360

約数和(自身を除く): 159757980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 197, 228, 285, 361, 380, 394, 570, 591, 722, 788, 985, 1083, 1140, 1182, 1444, 1805, 1970, 2166, 2364, 2955, 3610, 3743, 3940, 4332, 5415, 5910, 6859, 7220, 7486, 10830, 11229, 11820, 13718, 14972, 18715, 20577, 21660, 22458, 27436, 34295, 37430, 41154, 44916, 56145, 68590, 71117, 74860, 82308, 102885, 112290, 137180, 142234, 205770, 213351, 224580, 284468, 355585, 411540, 426702, 711170, 853404, 1066755, 1351223, 1422340, 2133510, 2702446, 4053669, 4267020, 5404892, 6756115, 8107338, 13512230, 16214676, 20268345, 27024460, 40536690, 81073380]

約数ペア:

[(1, 81073380), (2, 40536690), (3, 27024460), (4, 20268345), (5, 16214676), (6, 13512230), (10, 8107338), (12, 6756115), (15, 5404892), (19, 4267020), (20, 4053669), (30, 2702446), (38, 2133510), (57, 1422340), (60, 1351223), (76, 1066755), (95, 853404), (114, 711170), (190, 426702), (197, 411540), (228, 355585), (285, 284468), (361, 224580), (380, 213351), (394, 205770), (570, 142234), (591, 137180), (722, 112290), (788, 102885), (985, 82308), (1083, 74860), (1140, 71117), (1182, 68590), (1444, 56145), (1805, 44916), (1970, 41154), (2166, 37430), (2364, 34295), (2955, 27436), (3610, 22458), (3743, 21660), (3940, 20577), (4332, 18715), (5415, 14972), (5910, 13718), (6859, 11820), (7220, 11229), (7486, 10830)]