440997570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{376921}}^1$

素因数の和:376947

約数の個数: 48

約数和(自身を含む): 1234796472

約数和(自身を除く): 793798902

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 376921, 753842, 1130763, 1884605, 2261526, 3392289, 3769210, 4899973, 5653815, 6784578, 9799946, 11307630, 14699919, 16961445, 24499865, 29399838, 33922890, 44099757, 48999730, 73499595, 88199514, 146999190, 220498785, 440997570]

約数ペア:

[(1, 440997570), (2, 220498785), (3, 146999190), (5, 88199514), (6, 73499595), (9, 48999730), (10, 44099757), (13, 33922890), (15, 29399838), (18, 24499865), (26, 16961445), (30, 14699919), (39, 11307630), (45, 9799946), (65, 6784578), (78, 5653815), (90, 4899973), (117, 3769210), (130, 3392289), (195, 2261526), (234, 1884605), (390, 1130763), (585, 753842), (1170, 376921)]