145143460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^2$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 381253824

約数和(自身を除く): 236110364

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 307, 308, 385, 614, 770, 1228, 1535, 1540, 2149, 3070, 3377, 4298, 6140, 6754, 8596, 10745, 13508, 16885, 21490, 23639, 33770, 42980, 47278, 67540, 94249, 94556, 118195, 188498, 236390, 376996, 471245, 472780, 659743, 942490, 1036739, 1319486, 1884980, 2073478, 2638972, 3298715, 4146956, 5183695, 6597430, 7257173, 10367390, 13194860, 14514346, 20734780, 29028692, 36285865, 72571730, 145143460]

約数ペア:

[(1, 145143460), (2, 72571730), (4, 36285865), (5, 29028692), (7, 20734780), (10, 14514346), (11, 13194860), (14, 10367390), (20, 7257173), (22, 6597430), (28, 5183695), (35, 4146956), (44, 3298715), (55, 2638972), (70, 2073478), (77, 1884980), (110, 1319486), (140, 1036739), (154, 942490), (220, 659743), (307, 472780), (308, 471245), (385, 376996), (614, 236390), (770, 188498), (1228, 118195), (1535, 94556), (1540, 94249), (2149, 67540), (3070, 47278), (3377, 42980), (4298, 33770), (6140, 23639), (6754, 21490), (8596, 16885), (10745, 13508)]