345933840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{205913}}^1$

素因数の和:205936

約数の個数: 80

約数和(自身を含む): 1225600128

約数和(自身を除く): 879666288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 205913, 411826, 617739, 823652, 1029565, 1235478, 1441391, 1647304, 2059130, 2470956, 2882782, 3088695, 3294608, 4118260, 4324173, 4941912, 5765564, 6177390, 7206955, 8236520, 8648346, 9883824, 11531128, 12354780, 14413910, 16473040, 17296692, 21620865, 23062256, 24709560, 28827820, 34593384, 43241730, 49419120, 57655640, 69186768, 86483460, 115311280, 172966920, 345933840]

約数ペア:

[(1, 345933840), (2, 172966920), (3, 115311280), (4, 86483460), (5, 69186768), (6, 57655640), (7, 49419120), (8, 43241730), (10, 34593384), (12, 28827820), (14, 24709560), (15, 23062256), (16, 21620865), (20, 17296692), (21, 16473040), (24, 14413910), (28, 12354780), (30, 11531128), (35, 9883824), (40, 8648346), (42, 8236520), (48, 7206955), (56, 6177390), (60, 5765564), (70, 4941912), (80, 4324173), (84, 4118260), (105, 3294608), (112, 3088695), (120, 2882782), (140, 2470956), (168, 2059130), (210, 1647304), (240, 1441391), (280, 1235478), (336, 1029565), (420, 823652), (560, 617739), (840, 411826), (1680, 205913)]