71211240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 252720000

約数和(自身を除く): 181508760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 57, 58, 60, 72, 76, 87, 90, 95, 114, 116, 120, 145, 152, 171, 174, 180, 190, 228, 232, 261, 285, 290, 342, 348, 359, 360, 380, 435, 456, 522, 551, 570, 580, 684, 696, 718, 760, 855, 870, 1044, 1077, 1102, 1140, 1160, 1305, 1368, 1436, 1653, 1710, 1740, 1795, 2088, 2154, 2204, 2280, 2610, 2755, 2872, 3231, 3306, 3420, 3480, 3590, 4308, 4408, 4959, 5220, 5385, 5510, 6462, 6612, 6821, 6840, 7180, 8265, 8616, 9918, 10411, 10440, 10770, 11020, 12924, 13224, 13642, 14360, 16155, 16530, 19836, 20463, 20822, 21540, 22040, 24795, 25848, 27284, 31233, 32310, 33060, 34105, 39672, 40926, 41644, 43080, 49590, 52055, 54568, 61389, 62466, 64620, 66120, 68210, 81852, 83288, 93699, 99180, 102315, 104110, 122778, 124932, 129240, 136420, 156165, 163704, 187398, 197809, 198360, 204630, 208220, 245556, 249864, 272840, 306945, 312330, 374796, 395618, 409260, 416440, 468495, 491112, 593427, 613890, 624660, 749592, 791236, 818520, 936990, 989045, 1186854, 1227780, 1249320, 1582472, 1780281, 1873980, 1978090, 2373708, 2455560, 2967135, 3560562, 3747960, 3956180, 4747416, 5934270, 7121124, 7912360, 8901405, 11868540, 14242248, 17802810, 23737080, 35605620, 71211240]

約数ペア:

[(1, 71211240), (2, 35605620), (3, 23737080), (4, 17802810), (5, 14242248), (6, 11868540), (8, 8901405), (9, 7912360), (10, 7121124), (12, 5934270), (15, 4747416), (18, 3956180), (19, 3747960), (20, 3560562), (24, 2967135), (29, 2455560), (30, 2373708), (36, 1978090), (38, 1873980), (40, 1780281), (45, 1582472), (57, 1249320), (58, 1227780), (60, 1186854), (72, 989045), (76, 936990), (87, 818520), (90, 791236), (95, 749592), (114, 624660), (116, 613890), (120, 593427), (145, 491112), (152, 468495), (171, 416440), (174, 409260), (180, 395618), (190, 374796), (228, 312330), (232, 306945), (261, 272840), (285, 249864), (290, 245556), (342, 208220), (348, 204630), (359, 198360), (360, 197809), (380, 187398), (435, 163704), (456, 156165), (522, 136420), (551, 129240), (570, 124932), (580, 122778), (684, 104110), (696, 102315), (718, 99180), (760, 93699), (855, 83288), (870, 81852), (1044, 68210), (1077, 66120), (1102, 64620), (1140, 62466), (1160, 61389), (1305, 54568), (1368, 52055), (1436, 49590), (1653, 43080), (1710, 41644), (1740, 40926), (1795, 39672), (2088, 34105), (2154, 33060), (2204, 32310), (2280, 31233), (2610, 27284), (2755, 25848), (2872, 24795), (3231, 22040), (3306, 21540), (3420, 20822), (3480, 20463), (3590, 19836), (4308, 16530), (4408, 16155), (4959, 14360), (5220, 13642), (5385, 13224), (5510, 12924), (6462, 11020), (6612, 10770), (6821, 10440), (6840, 10411), (7180, 9918), (8265, 8616)]