81440190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1554

約数の個数: 96

約数和(自身を含む): 233041536

約数和(自身を除く): 151601346

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 47, 65, 78, 90, 94, 117, 130, 141, 195, 234, 235, 282, 390, 423, 470, 585, 611, 705, 846, 1170, 1222, 1410, 1481, 1833, 2115, 2962, 3055, 3666, 4230, 4443, 5499, 6110, 7405, 8886, 9165, 10998, 13329, 14810, 18330, 19253, 22215, 26658, 27495, 38506, 44430, 54990, 57759, 66645, 69607, 96265, 115518, 133290, 139214, 173277, 192530, 208821, 288795, 346554, 348035, 417642, 577590, 626463, 696070, 866385, 904891, 1044105, 1252926, 1732770, 1809782, 2088210, 2714673, 3132315, 4524455, 5429346, 6264630, 8144019, 9048910, 13573365, 16288038, 27146730, 40720095, 81440190]

約数ペア:

[(1, 81440190), (2, 40720095), (3, 27146730), (5, 16288038), (6, 13573365), (9, 9048910), (10, 8144019), (13, 6264630), (15, 5429346), (18, 4524455), (26, 3132315), (30, 2714673), (39, 2088210), (45, 1809782), (47, 1732770), (65, 1252926), (78, 1044105), (90, 904891), (94, 866385), (117, 696070), (130, 626463), (141, 577590), (195, 417642), (234, 348035), (235, 346554), (282, 288795), (390, 208821), (423, 192530), (470, 173277), (585, 139214), (611, 133290), (705, 115518), (846, 96265), (1170, 69607), (1222, 66645), (1410, 57759), (1481, 54990), (1833, 44430), (2115, 38506), (2962, 27495), (3055, 26658), (3666, 22215), (4230, 19253), (4443, 18330), (5499, 14810), (6110, 13329), (7405, 10998), (8886, 9165)]