129286920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{153913}}^1$

素因数の和:153934

約数の個数: 64

約数和(自身を含む): 443272320

約数和(自身を除く): 313985400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 153913, 307826, 461739, 615652, 769565, 923478, 1077391, 1231304, 1539130, 1846956, 2154782, 2308695, 3078260, 3232173, 3693912, 4309564, 4617390, 5386955, 6156520, 6464346, 8619128, 9234780, 10773910, 12928692, 16160865, 18469560, 21547820, 25857384, 32321730, 43095640, 64643460, 129286920]

約数ペア:

[(1, 129286920), (2, 64643460), (3, 43095640), (4, 32321730), (5, 25857384), (6, 21547820), (7, 18469560), (8, 16160865), (10, 12928692), (12, 10773910), (14, 9234780), (15, 8619128), (20, 6464346), (21, 6156520), (24, 5386955), (28, 4617390), (30, 4309564), (35, 3693912), (40, 3232173), (42, 3078260), (56, 2308695), (60, 2154782), (70, 1846956), (84, 1539130), (105, 1231304), (120, 1077391), (140, 923478), (168, 769565), (210, 615652), (280, 461739), (420, 307826), (840, 153913)]