71640972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3257}}^1$

素因数の和:3327

約数の個数: 72

約数和(自身を含む): 199233216

約数和(自身を除く): 127592244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1692, 1833, 2444, 3257, 3666, 5499, 6514, 7332, 9771, 10998, 13028, 19542, 21996, 29313, 39084, 42341, 58626, 84682, 117252, 127023, 153079, 169364, 254046, 306158, 381069, 459237, 508092, 612316, 762138, 918474, 1377711, 1524276, 1836948, 1990027, 2755422, 3980054, 5510844, 5970081, 7960108, 11940162, 17910243, 23880324, 35820486, 71640972]

約数ペア:

[(1, 71640972), (2, 35820486), (3, 23880324), (4, 17910243), (6, 11940162), (9, 7960108), (12, 5970081), (13, 5510844), (18, 3980054), (26, 2755422), (36, 1990027), (39, 1836948), (47, 1524276), (52, 1377711), (78, 918474), (94, 762138), (117, 612316), (141, 508092), (156, 459237), (188, 381069), (234, 306158), (282, 254046), (423, 169364), (468, 153079), (564, 127023), (611, 117252), (846, 84682), (1222, 58626), (1692, 42341), (1833, 39084), (2444, 29313), (3257, 21996), (3666, 19542), (5499, 13028), (6514, 10998), (7332, 9771)]