71782380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 232377600

約数和(自身を除く): 160595220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 139, 151, 171, 180, 190, 228, 278, 285, 302, 342, 380, 417, 453, 556, 570, 604, 684, 695, 755, 834, 855, 906, 1140, 1251, 1359, 1390, 1510, 1668, 1710, 1812, 2085, 2265, 2502, 2641, 2718, 2780, 2869, 3020, 3420, 4170, 4530, 5004, 5282, 5436, 5738, 6255, 6795, 7923, 8340, 8607, 9060, 10564, 11476, 12510, 13205, 13590, 14345, 15846, 17214, 20989, 23769, 25020, 25821, 26410, 27180, 28690, 31692, 34428, 39615, 41978, 43035, 47538, 51642, 52820, 57380, 62967, 79230, 83956, 86070, 95076, 103284, 104945, 118845, 125934, 129105, 158460, 172140, 188901, 209890, 237690, 251868, 258210, 314835, 377802, 398791, 419780, 475380, 516420, 629670, 755604, 797582, 944505, 1196373, 1259340, 1595164, 1889010, 1993955, 2392746, 3589119, 3778020, 3987910, 4785492, 5981865, 7178238, 7975820, 11963730, 14356476, 17945595, 23927460, 35891190, 71782380]

約数ペア:

[(1, 71782380), (2, 35891190), (3, 23927460), (4, 17945595), (5, 14356476), (6, 11963730), (9, 7975820), (10, 7178238), (12, 5981865), (15, 4785492), (18, 3987910), (19, 3778020), (20, 3589119), (30, 2392746), (36, 1993955), (38, 1889010), (45, 1595164), (57, 1259340), (60, 1196373), (76, 944505), (90, 797582), (95, 755604), (114, 629670), (139, 516420), (151, 475380), (171, 419780), (180, 398791), (190, 377802), (228, 314835), (278, 258210), (285, 251868), (302, 237690), (342, 209890), (380, 188901), (417, 172140), (453, 158460), (556, 129105), (570, 125934), (604, 118845), (684, 104945), (695, 103284), (755, 95076), (834, 86070), (855, 83956), (906, 79230), (1140, 62967), (1251, 57380), (1359, 52820), (1390, 51642), (1510, 47538), (1668, 43035), (1710, 41978), (1812, 39615), (2085, 34428), (2265, 31692), (2502, 28690), (2641, 27180), (2718, 26410), (2780, 25821), (2869, 25020), (3020, 23769), (3420, 20989), (4170, 17214), (4530, 15846), (5004, 14345), (5282, 13590), (5436, 13205), (5738, 12510), (6255, 11476), (6795, 10564), (7923, 9060), (8340, 8607)]