72570690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 210712320

約数和(自身を除く): 138141630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 37, 38, 45, 57, 62, 74, 90, 93, 95, 111, 114, 155, 171, 185, 186, 190, 222, 279, 285, 310, 333, 342, 370, 465, 555, 558, 570, 589, 666, 703, 855, 930, 1110, 1147, 1178, 1369, 1395, 1406, 1665, 1710, 1767, 2109, 2294, 2738, 2790, 2945, 3330, 3441, 3515, 3534, 4107, 4218, 5301, 5735, 5890, 6327, 6845, 6882, 7030, 8214, 8835, 10323, 10545, 10602, 11470, 12321, 12654, 13690, 17205, 17670, 20535, 20646, 21090, 21793, 24642, 26011, 26505, 31635, 34410, 41070, 42439, 43586, 51615, 52022, 53010, 61605, 63270, 65379, 78033, 84878, 103230, 108965, 123210, 127317, 130055, 130758, 156066, 196137, 212195, 217930, 234099, 254634, 260110, 326895, 381951, 390165, 392274, 424390, 468198, 636585, 653790, 763902, 780330, 806341, 980685, 1170495, 1273170, 1612682, 1909755, 1961370, 2340990, 2419023, 3819510, 4031705, 4838046, 7257069, 8063410, 12095115, 14514138, 24190230, 36285345, 72570690]

約数ペア:

[(1, 72570690), (2, 36285345), (3, 24190230), (5, 14514138), (6, 12095115), (9, 8063410), (10, 7257069), (15, 4838046), (18, 4031705), (19, 3819510), (30, 2419023), (31, 2340990), (37, 1961370), (38, 1909755), (45, 1612682), (57, 1273170), (62, 1170495), (74, 980685), (90, 806341), (93, 780330), (95, 763902), (111, 653790), (114, 636585), (155, 468198), (171, 424390), (185, 392274), (186, 390165), (190, 381951), (222, 326895), (279, 260110), (285, 254634), (310, 234099), (333, 217930), (342, 212195), (370, 196137), (465, 156066), (555, 130758), (558, 130055), (570, 127317), (589, 123210), (666, 108965), (703, 103230), (855, 84878), (930, 78033), (1110, 65379), (1147, 63270), (1178, 61605), (1369, 53010), (1395, 52022), (1406, 51615), (1665, 43586), (1710, 42439), (1767, 41070), (2109, 34410), (2294, 31635), (2738, 26505), (2790, 26011), (2945, 24642), (3330, 21793), (3441, 21090), (3515, 20646), (3534, 20535), (4107, 17670), (4218, 17205), (5301, 13690), (5735, 12654), (5890, 12321), (6327, 11470), (6845, 10602), (6882, 10545), (7030, 10323), (8214, 8835)]