17971525320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{21394673}}^1$

素因数の和:21394694

約数の個数: 64

約数和(自身を含む): 61616661120

約数和(自身を除く): 43645135800

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, 21394673, 42789346, 64184019, 85578692, 106973365, 128368038, 149762711, 171157384, 213946730, 256736076, 299525422, 320920095, 427893460, 449288133, 513472152, 599050844, 641840190, 748813555, 855786920, 898576266, 1198101688, 1283680380, 1497627110, 1797152532, 2246440665, 2567360760, 2995254220, 3594305064, 4492881330, 5990508440, 8985762660, 17971525320]

約数ペア:

[(1, 17971525320), (2, 8985762660), (3, 5990508440), (4, 4492881330), (5, 3594305064), (6, 2995254220), (7, 2567360760), (8, 2246440665), (10, 1797152532), (12, 1497627110), (14, 1283680380), (15, 1198101688), (20, 898576266), (21, 855786920), (24, 748813555), (28, 641840190), (30, 599050844), (35, 513472152), (40, 449288133), (42, 427893460), (56, 320920095), (60, 299525422), (70, 256736076), (84, 213946730), (105, 171157384), (120, 149762711), (140, 128368038), (168, 106973365), (210, 85578692), (280, 64184019), (420, 42789346), (840, 21394673)]