68568150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:539

約数の個数: 144

約数和(自身を含む): 208647360

約数和(自身を除く): 140079210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 49, 50, 57, 70, 75, 95, 98, 105, 114, 133, 147, 150, 175, 190, 210, 245, 266, 285, 294, 350, 399, 475, 490, 491, 525, 570, 665, 735, 798, 931, 950, 982, 1050, 1225, 1330, 1425, 1470, 1473, 1862, 1995, 2450, 2455, 2793, 2850, 2946, 3325, 3437, 3675, 3990, 4655, 4910, 5586, 6650, 6874, 7350, 7365, 9310, 9329, 9975, 10311, 12275, 13965, 14730, 17185, 18658, 19950, 20622, 23275, 24059, 24550, 27930, 27987, 34370, 36825, 46550, 46645, 48118, 51555, 55974, 65303, 69825, 72177, 73650, 85925, 93290, 103110, 120295, 130606, 139650, 139935, 144354, 171850, 195909, 233225, 240590, 257775, 279870, 326515, 360885, 391818, 457121, 466450, 515550, 601475, 653030, 699675, 721770, 914242, 979545, 1202950, 1371363, 1399350, 1632575, 1804425, 1959090, 2285605, 2742726, 3265150, 3608850, 4571210, 4897725, 6856815, 9795450, 11428025, 13713630, 22856050, 34284075, 68568150]

約数ペア:

[(1, 68568150), (2, 34284075), (3, 22856050), (5, 13713630), (6, 11428025), (7, 9795450), (10, 6856815), (14, 4897725), (15, 4571210), (19, 3608850), (21, 3265150), (25, 2742726), (30, 2285605), (35, 1959090), (38, 1804425), (42, 1632575), (49, 1399350), (50, 1371363), (57, 1202950), (70, 979545), (75, 914242), (95, 721770), (98, 699675), (105, 653030), (114, 601475), (133, 515550), (147, 466450), (150, 457121), (175, 391818), (190, 360885), (210, 326515), (245, 279870), (266, 257775), (285, 240590), (294, 233225), (350, 195909), (399, 171850), (475, 144354), (490, 139935), (491, 139650), (525, 130606), (570, 120295), (665, 103110), (735, 93290), (798, 85925), (931, 73650), (950, 72177), (982, 69825), (1050, 65303), (1225, 55974), (1330, 51555), (1425, 48118), (1470, 46645), (1473, 46550), (1862, 36825), (1995, 34370), (2450, 27987), (2455, 27930), (2793, 24550), (2850, 24059), (2946, 23275), (3325, 20622), (3437, 19950), (3675, 18658), (3990, 17185), (4655, 14730), (4910, 13965), (5586, 12275), (6650, 10311), (6874, 9975), (7350, 9329), (7365, 9310)]