858572820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{681407}}^1$

素因数の和:681429

約数の個数: 72

約数和(自身を含む): 2976390144

約数和(自身を除く): 2117817324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 681407, 1362814, 2044221, 2725628, 3407035, 4088442, 4769849, 6132663, 6814070, 8176884, 9539698, 10221105, 12265326, 13628140, 14309547, 19079396, 20442210, 23849245, 24530652, 28619094, 30663315, 40884420, 42928641, 47698490, 57238188, 61326630, 71547735, 85857282, 95396980, 122653260, 143095470, 171714564, 214643205, 286190940, 429286410, 858572820]

約数ペア:

[(1, 858572820), (2, 429286410), (3, 286190940), (4, 214643205), (5, 171714564), (6, 143095470), (7, 122653260), (9, 95396980), (10, 85857282), (12, 71547735), (14, 61326630), (15, 57238188), (18, 47698490), (20, 42928641), (21, 40884420), (28, 30663315), (30, 28619094), (35, 24530652), (36, 23849245), (42, 20442210), (45, 19079396), (60, 14309547), (63, 13628140), (70, 12265326), (84, 10221105), (90, 9539698), (105, 8176884), (126, 6814070), (140, 6132663), (180, 4769849), (210, 4088442), (252, 3407035), (315, 2725628), (420, 2044221), (630, 1362814), (1260, 681407)]