16840808745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 30334402560

約数和(自身を除く): 13493593815

約数列:

[1, 3, 5, 15, 19, 31, 43, 57, 93, 95, 97, 129, 155, 215, 285, 291, 457, 465, 485, 589, 645, 817, 1333, 1371, 1455, 1767, 1843, 2285, 2451, 2945, 3007, 3999, 4085, 4171, 5529, 6665, 6855, 8683, 8835, 9021, 9215, 12255, 12513, 14167, 15035, 19651, 19995, 20855, 25327, 26049, 27645, 42501, 43415, 44329, 45105, 57133, 58953, 62565, 70835, 75981, 79249, 98255, 126635, 129301, 130245, 132987, 171399, 212505, 221645, 237747, 269173, 285665, 294765, 373369, 379905, 387903, 396245, 609181, 646505, 664935, 807519, 842251, 856995, 1120107, 1188735, 1345865, 1374199, 1827543, 1866845, 1906147, 1939515, 2456719, 2526753, 3045905, 4037595, 4122597, 4211255, 5600535, 5718441, 6870995, 7370157, 9137715, 9530735, 11574439, 12283595, 12633765, 20612985, 26109781, 28592205, 34723317, 36216793, 36850785, 57872195, 59090557, 78329343, 108650379, 130548905, 173616585, 177271671, 181083965, 295452785, 391646715, 543251895, 886358355, 1122720583, 3368161749, 5613602915, 16840808745]

約数ペア:

[(1, 16840808745), (3, 5613602915), (5, 3368161749), (15, 1122720583), (19, 886358355), (31, 543251895), (43, 391646715), (57, 295452785), (93, 181083965), (95, 177271671), (97, 173616585), (129, 130548905), (155, 108650379), (215, 78329343), (285, 59090557), (291, 57872195), (457, 36850785), (465, 36216793), (485, 34723317), (589, 28592205), (645, 26109781), (817, 20612985), (1333, 12633765), (1371, 12283595), (1455, 11574439), (1767, 9530735), (1843, 9137715), (2285, 7370157), (2451, 6870995), (2945, 5718441), (3007, 5600535), (3999, 4211255), (4085, 4122597), (4171, 4037595), (5529, 3045905), (6665, 2526753), (6855, 2456719), (8683, 1939515), (8835, 1906147), (9021, 1866845), (9215, 1827543), (12255, 1374199), (12513, 1345865), (14167, 1188735), (15035, 1120107), (19651, 856995), (19995, 842251), (20855, 807519), (25327, 664935), (26049, 646505), (27645, 609181), (42501, 396245), (43415, 387903), (44329, 379905), (45105, 373369), (57133, 294765), (58953, 285665), (62565, 269173), (70835, 237747), (75981, 221645), (79249, 212505), (98255, 171399), (126635, 132987), (129301, 130245)]