681347866920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{811128413}}^1$

素因数の和:811128434

約数の個数: 64

約数和(自身を含む): 2336049832320

約数和(自身を除く): 1654701965400

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, 811128413, 1622256826, 2433385239, 3244513652, 4055642065, 4866770478, 5677898891, 6489027304, 8111284130, 9733540956, 11355797782, 12166926195, 16222568260, 17033696673, 19467081912, 22711595564, 24333852390, 28389494455, 32445136520, 34067393346, 45423191128, 48667704780, 56778988910, 68134786692, 85168483365, 97335409560, 113557977820, 136269573384, 170336966730, 227115955640, 340673933460, 681347866920]

約数ペア:

[(1, 681347866920), (2, 340673933460), (3, 227115955640), (4, 170336966730), (5, 136269573384), (6, 113557977820), (7, 97335409560), (8, 85168483365), (10, 68134786692), (12, 56778988910), (14, 48667704780), (15, 45423191128), (20, 34067393346), (21, 32445136520), (24, 28389494455), (28, 24333852390), (30, 22711595564), (35, 19467081912), (40, 17033696673), (42, 16222568260), (56, 12166926195), (60, 11355797782), (70, 9733540956), (84, 8111284130), (105, 6489027304), (120, 5677898891), (140, 4866770478), (168, 4055642065), (210, 3244513652), (280, 2433385239), (420, 1622256826), (840, 811128413)]