1904455980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{32159}}^1$

素因数の和:32228

約数の個数: 144

約数和(自身を含む): 6742794240

約数和(自身を除く): 4838338260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3948, 4230, 4935, 5922, 6580, 8460, 9870, 11844, 14805, 19740, 29610, 32159, 59220, 64318, 96477, 128636, 160795, 192954, 225113, 289431, 321590, 385908, 450226, 482385, 578862, 643180, 675339, 900452, 964770, 1125565, 1157724, 1350678, 1447155, 1511473, 1929540, 2026017, 2251130, 2701356, 2894310, 3022946, 3376695, 4052034, 4502260, 4534419, 5788620, 6045892, 6753390, 7557365, 8104068, 9068838, 10130085, 10580311, 13506780, 13603257, 15114730, 18137676, 20260170, 21160622, 22672095, 27206514, 30229460, 31740933, 40520340, 42321244, 45344190, 52901555, 54413028, 63481866, 68016285, 90688380, 95222799, 105803110, 126963732, 136032570, 158704665, 190445598, 211606220, 272065140, 317409330, 380891196, 476113995, 634818660, 952227990, 1904455980]

約数ペア:

[(1, 1904455980), (2, 952227990), (3, 634818660), (4, 476113995), (5, 380891196), (6, 317409330), (7, 272065140), (9, 211606220), (10, 190445598), (12, 158704665), (14, 136032570), (15, 126963732), (18, 105803110), (20, 95222799), (21, 90688380), (28, 68016285), (30, 63481866), (35, 54413028), (36, 52901555), (42, 45344190), (45, 42321244), (47, 40520340), (60, 31740933), (63, 30229460), (70, 27206514), (84, 22672095), (90, 21160622), (94, 20260170), (105, 18137676), (126, 15114730), (140, 13603257), (141, 13506780), (180, 10580311), (188, 10130085), (210, 9068838), (235, 8104068), (252, 7557365), (282, 6753390), (315, 6045892), (329, 5788620), (420, 4534419), (423, 4502260), (470, 4052034), (564, 3376695), (630, 3022946), (658, 2894310), (705, 2701356), (846, 2251130), (940, 2026017), (987, 1929540), (1260, 1511473), (1316, 1447155), (1410, 1350678), (1645, 1157724), (1692, 1125565), (1974, 964770), (2115, 900452), (2820, 675339), (2961, 643180), (3290, 578862), (3948, 482385), (4230, 450226), (4935, 385908), (5922, 321590), (6580, 289431), (8460, 225113), (9870, 192954), (11844, 160795), (14805, 128636), (19740, 96477), (29610, 64318), (32159, 59220)]