155501775

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 341228160

約数和(自身を除く): 185726385

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 65, 75, 81, 99, 117, 135, 143, 165, 179, 195, 225, 243, 275, 297, 325, 351, 405, 429, 495, 537, 585, 675, 715, 825, 891, 895, 975, 1053, 1215, 1287, 1485, 1611, 1755, 1969, 2025, 2145, 2327, 2475, 2673, 2685, 2925, 3159, 3575, 3861, 4455, 4475, 4833, 5265, 5907, 6075, 6435, 6981, 7425, 8055, 8775, 9845, 10725, 11583, 11635, 13365, 13425, 14499, 15795, 17721, 19305, 20943, 22275, 24165, 25597, 26325, 29535, 32175, 34749, 34905, 40275, 43497, 49225, 53163, 57915, 58175, 62829, 66825, 72495, 76791, 78975, 88605, 96525, 104715, 120825, 127985, 147675, 159489, 173745, 174525, 188487, 217485, 230373, 265815, 289575, 314145, 362475, 383955, 443025, 478467, 523575, 565461, 639925, 691119, 797445, 868725, 942435, 1087425, 1151865, 1329075, 1570725, 1919775, 2073357, 2392335, 2827305, 3455595, 3987225, 4712175, 5759325, 6220071, 10366785, 11961675, 14136525, 17277975, 31100355, 51833925, 155501775]

約数ペア:

[(1, 155501775), (3, 51833925), (5, 31100355), (9, 17277975), (11, 14136525), (13, 11961675), (15, 10366785), (25, 6220071), (27, 5759325), (33, 4712175), (39, 3987225), (45, 3455595), (55, 2827305), (65, 2392335), (75, 2073357), (81, 1919775), (99, 1570725), (117, 1329075), (135, 1151865), (143, 1087425), (165, 942435), (179, 868725), (195, 797445), (225, 691119), (243, 639925), (275, 565461), (297, 523575), (325, 478467), (351, 443025), (405, 383955), (429, 362475), (495, 314145), (537, 289575), (585, 265815), (675, 230373), (715, 217485), (825, 188487), (891, 174525), (895, 173745), (975, 159489), (1053, 147675), (1215, 127985), (1287, 120825), (1485, 104715), (1611, 96525), (1755, 88605), (1969, 78975), (2025, 76791), (2145, 72495), (2327, 66825), (2475, 62829), (2673, 58175), (2685, 57915), (2925, 53163), (3159, 49225), (3575, 43497), (3861, 40275), (4455, 34905), (4475, 34749), (4833, 32175), (5265, 29535), (5907, 26325), (6075, 25597), (6435, 24165), (6981, 22275), (7425, 20943), (8055, 19305), (8775, 17721), (9845, 15795), (10725, 14499), (11583, 13425), (11635, 13365)]