2148993840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1279163}}^1$

素因数の和:1279186

約数の個数: 80

約数和(自身を含む): 7613584128

約数和(自身を除く): 5464590288

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, 1279163, 2558326, 3837489, 5116652, 6395815, 7674978, 8954141, 10233304, 12791630, 15349956, 17908282, 19187445, 20466608, 25583260, 26862423, 30699912, 35816564, 38374890, 44770705, 51166520, 53724846, 61399824, 71633128, 76749780, 89541410, 102333040, 107449692, 134312115, 143266256, 153499560, 179082820, 214899384, 268624230, 306999120, 358165640, 429798768, 537248460, 716331280, 1074496920, 2148993840]

約数ペア:

[(1, 2148993840), (2, 1074496920), (3, 716331280), (4, 537248460), (5, 429798768), (6, 358165640), (7, 306999120), (8, 268624230), (10, 214899384), (12, 179082820), (14, 153499560), (15, 143266256), (16, 134312115), (20, 107449692), (21, 102333040), (24, 89541410), (28, 76749780), (30, 71633128), (35, 61399824), (40, 53724846), (42, 51166520), (48, 44770705), (56, 38374890), (60, 35816564), (70, 30699912), (80, 26862423), (84, 25583260), (105, 20466608), (112, 19187445), (120, 17908282), (140, 15349956), (168, 12791630), (210, 10233304), (240, 8954141), (280, 7674978), (336, 6395815), (420, 5116652), (560, 3837489), (840, 2558326), (1680, 1279163)]