321975108

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^2$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 1033092480

約数和(自身を除く): 711117372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 181, 182, 189, 234, 252, 273, 351, 362, 364, 378, 468, 543, 546, 702, 724, 756, 819, 1086, 1092, 1267, 1404, 1629, 1638, 2172, 2353, 2457, 2534, 3258, 3276, 3801, 4706, 4887, 4914, 5068, 6516, 7059, 7602, 9412, 9774, 9828, 11403, 14118, 15204, 16471, 19548, 21177, 22806, 28236, 32761, 32942, 34209, 42354, 45612, 49413, 63531, 65522, 65884, 68418, 84708, 98283, 98826, 127062, 131044, 136836, 148239, 196566, 197652, 229327, 254124, 294849, 296478, 393132, 425893, 444717, 458654, 589698, 592956, 687981, 851786, 884547, 889434, 917308, 1179396, 1277679, 1375962, 1703572, 1769094, 1778868, 2063943, 2555358, 2751924, 2981251, 3538188, 3833037, 4127886, 5110716, 5962502, 6191829, 7666074, 8255772, 8943753, 11499111, 11925004, 12383658, 15332148, 17887506, 22998222, 24767316, 26831259, 35775012, 45996444, 53662518, 80493777, 107325036, 160987554, 321975108]

約数ペア:

[(1, 321975108), (2, 160987554), (3, 107325036), (4, 80493777), (6, 53662518), (7, 45996444), (9, 35775012), (12, 26831259), (13, 24767316), (14, 22998222), (18, 17887506), (21, 15332148), (26, 12383658), (27, 11925004), (28, 11499111), (36, 8943753), (39, 8255772), (42, 7666074), (52, 6191829), (54, 5962502), (63, 5110716), (78, 4127886), (84, 3833037), (91, 3538188), (108, 2981251), (117, 2751924), (126, 2555358), (156, 2063943), (181, 1778868), (182, 1769094), (189, 1703572), (234, 1375962), (252, 1277679), (273, 1179396), (351, 917308), (362, 889434), (364, 884547), (378, 851786), (468, 687981), (543, 592956), (546, 589698), (702, 458654), (724, 444717), (756, 425893), (819, 393132), (1086, 296478), (1092, 294849), (1267, 254124), (1404, 229327), (1629, 197652), (1638, 196566), (2172, 148239), (2353, 136836), (2457, 131044), (2534, 127062), (3258, 98826), (3276, 98283), (3801, 84708), (4706, 68418), (4887, 65884), (4914, 65522), (5068, 63531), (6516, 49413), (7059, 45612), (7602, 42354), (9412, 34209), (9774, 32942), (9828, 32761), (11403, 28236), (14118, 22806), (15204, 21177), (16471, 19548)]