31719870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 104186880

約数和(自身を除く): 72467010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1291, 1365, 1638, 1755, 1890, 2457, 2582, 2730, 3510, 3873, 4095, 4914, 6455, 7746, 8190, 9037, 11619, 12285, 12910, 16783, 18074, 19365, 23238, 24570, 27111, 33566, 34857, 38730, 45185, 50349, 54222, 58095, 69714, 81333, 83915, 90370, 100698, 116190, 117481, 135555, 151047, 162666, 167830, 174285, 234962, 243999, 251745, 271110, 302094, 348570, 352443, 406665, 453141, 487998, 503490, 587405, 704886, 755235, 813330, 906282, 1057329, 1174810, 1219995, 1510470, 1762215, 2114658, 2265705, 2439990, 3171987, 3524430, 4531410, 5286645, 6343974, 10573290, 15859935, 31719870]

約数ペア:

[(1, 31719870), (2, 15859935), (3, 10573290), (5, 6343974), (6, 5286645), (7, 4531410), (9, 3524430), (10, 3171987), (13, 2439990), (14, 2265705), (15, 2114658), (18, 1762215), (21, 1510470), (26, 1219995), (27, 1174810), (30, 1057329), (35, 906282), (39, 813330), (42, 755235), (45, 704886), (54, 587405), (63, 503490), (65, 487998), (70, 453141), (78, 406665), (90, 352443), (91, 348570), (105, 302094), (117, 271110), (126, 251745), (130, 243999), (135, 234962), (182, 174285), (189, 167830), (195, 162666), (210, 151047), (234, 135555), (270, 117481), (273, 116190), (315, 100698), (351, 90370), (378, 83915), (390, 81333), (455, 69714), (546, 58095), (585, 54222), (630, 50349), (702, 45185), (819, 38730), (910, 34857), (945, 33566), (1170, 27111), (1291, 24570), (1365, 23238), (1638, 19365), (1755, 18074), (1890, 16783), (2457, 12910), (2582, 12285), (2730, 11619), (3510, 9037), (3873, 8190), (4095, 7746), (4914, 6455)]