218758020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:582

約数の個数: 192

約数和(自身を含む): 719712000

約数和(自身を除く): 500953980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 29, 30, 38, 39, 52, 57, 58, 60, 65, 76, 78, 87, 95, 114, 116, 130, 145, 156, 174, 190, 195, 228, 247, 260, 285, 290, 348, 377, 380, 390, 435, 494, 509, 551, 570, 580, 741, 754, 780, 870, 988, 1018, 1102, 1131, 1140, 1235, 1482, 1508, 1527, 1653, 1740, 1885, 2036, 2204, 2262, 2470, 2545, 2755, 2964, 3054, 3306, 3705, 3770, 4524, 4940, 5090, 5510, 5655, 6108, 6612, 6617, 7163, 7410, 7540, 7635, 8265, 9671, 10180, 11020, 11310, 13234, 14326, 14761, 14820, 15270, 16530, 19342, 19851, 21489, 22620, 26468, 28652, 29013, 29522, 30540, 33060, 33085, 35815, 38684, 39702, 42978, 44283, 48355, 58026, 59044, 66170, 71630, 73805, 79404, 85956, 88566, 96710, 99255, 107445, 116052, 125723, 132340, 143260, 145065, 147610, 177132, 191893, 193420, 198510, 214890, 221415, 251446, 280459, 290130, 295220, 377169, 383786, 397020, 429780, 442830, 502892, 560918, 575679, 580260, 628615, 754338, 767572, 841377, 885660, 959465, 1121836, 1151358, 1257230, 1402295, 1508676, 1682754, 1885845, 1918930, 2302716, 2514460, 2804590, 2878395, 3365508, 3645967, 3771690, 3837860, 4206885, 5609180, 5756790, 7291934, 7543380, 8413770, 10937901, 11513580, 14583868, 16827540, 18229835, 21875802, 36459670, 43751604, 54689505, 72919340, 109379010, 218758020]

約数ペア:

[(1, 218758020), (2, 109379010), (3, 72919340), (4, 54689505), (5, 43751604), (6, 36459670), (10, 21875802), (12, 18229835), (13, 16827540), (15, 14583868), (19, 11513580), (20, 10937901), (26, 8413770), (29, 7543380), (30, 7291934), (38, 5756790), (39, 5609180), (52, 4206885), (57, 3837860), (58, 3771690), (60, 3645967), (65, 3365508), (76, 2878395), (78, 2804590), (87, 2514460), (95, 2302716), (114, 1918930), (116, 1885845), (130, 1682754), (145, 1508676), (156, 1402295), (174, 1257230), (190, 1151358), (195, 1121836), (228, 959465), (247, 885660), (260, 841377), (285, 767572), (290, 754338), (348, 628615), (377, 580260), (380, 575679), (390, 560918), (435, 502892), (494, 442830), (509, 429780), (551, 397020), (570, 383786), (580, 377169), (741, 295220), (754, 290130), (780, 280459), (870, 251446), (988, 221415), (1018, 214890), (1102, 198510), (1131, 193420), (1140, 191893), (1235, 177132), (1482, 147610), (1508, 145065), (1527, 143260), (1653, 132340), (1740, 125723), (1885, 116052), (2036, 107445), (2204, 99255), (2262, 96710), (2470, 88566), (2545, 85956), (2755, 79404), (2964, 73805), (3054, 71630), (3306, 66170), (3705, 59044), (3770, 58026), (4524, 48355), (4940, 44283), (5090, 42978), (5510, 39702), (5655, 38684), (6108, 35815), (6612, 33085), (6617, 33060), (7163, 30540), (7410, 29522), (7540, 29013), (7635, 28652), (8265, 26468), (9671, 22620), (10180, 21489), (11020, 19851), (11310, 19342), (13234, 16530), (14326, 15270), (14761, 14820)]