201143460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{478913}}^1$

素因数の和:478932

約数の個数: 48

約数和(自身を含む): 643660416

約数和(自身を除く): 442516956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 478913, 957826, 1436739, 1915652, 2394565, 2873478, 3352391, 4789130, 5746956, 6704782, 7183695, 9578260, 10057173, 13409564, 14367390, 16761955, 20114346, 28734780, 33523910, 40228692, 50285865, 67047820, 100571730, 201143460]

約数ペア:

[(1, 201143460), (2, 100571730), (3, 67047820), (4, 50285865), (5, 40228692), (6, 33523910), (7, 28734780), (10, 20114346), (12, 16761955), (14, 14367390), (15, 13409564), (20, 10057173), (21, 9578260), (28, 7183695), (30, 6704782), (35, 5746956), (42, 4789130), (60, 3352391), (70, 2873478), (84, 2394565), (105, 1915652), (140, 1436739), (210, 957826), (420, 478913)]