149242380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{355339}}^1$

素因数の和:355358

約数の個数: 48

約数和(自身を含む): 477576960

約数和(自身を除く): 328334580

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, 355339, 710678, 1066017, 1421356, 1776695, 2132034, 2487373, 3553390, 4264068, 4974746, 5330085, 7106780, 7462119, 9949492, 10660170, 12436865, 14924238, 21320340, 24873730, 29848476, 37310595, 49747460, 74621190, 149242380]

約数ペア:

[(1, 149242380), (2, 74621190), (3, 49747460), (4, 37310595), (5, 29848476), (6, 24873730), (7, 21320340), (10, 14924238), (12, 12436865), (14, 10660170), (15, 9949492), (20, 7462119), (21, 7106780), (28, 5330085), (30, 4974746), (35, 4264068), (42, 3553390), (60, 2487373), (70, 2132034), (84, 1776695), (105, 1421356), (140, 1066017), (210, 710678), (420, 355339)]