188809740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{21407}}^1$

素因数の和:21436

約数の個数: 108

約数和(自身を含む): 666259776

約数和(自身を除く): 477450036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 21407, 42814, 64221, 85628, 107035, 128442, 149849, 192663, 214070, 256884, 299698, 321105, 385326, 428140, 449547, 599396, 642210, 749245, 770652, 899094, 963315, 1048943, 1284420, 1348641, 1498490, 1798188, 1926630, 2097886, 2247735, 2697282, 2996980, 3146829, 3853260, 4195772, 4495470, 5244715, 5394564, 6293658, 6743205, 8990940, 9440487, 10489430, 12587316, 13486410, 15734145, 18880974, 20978860, 26972820, 31468290, 37761948, 47202435, 62936580, 94404870, 188809740]

約数ペア:

[(1, 188809740), (2, 94404870), (3, 62936580), (4, 47202435), (5, 37761948), (6, 31468290), (7, 26972820), (9, 20978860), (10, 18880974), (12, 15734145), (14, 13486410), (15, 12587316), (18, 10489430), (20, 9440487), (21, 8990940), (28, 6743205), (30, 6293658), (35, 5394564), (36, 5244715), (42, 4495470), (45, 4195772), (49, 3853260), (60, 3146829), (63, 2996980), (70, 2697282), (84, 2247735), (90, 2097886), (98, 1926630), (105, 1798188), (126, 1498490), (140, 1348641), (147, 1284420), (180, 1048943), (196, 963315), (210, 899094), (245, 770652), (252, 749245), (294, 642210), (315, 599396), (420, 449547), (441, 428140), (490, 385326), (588, 321105), (630, 299698), (735, 256884), (882, 214070), (980, 192663), (1260, 149849), (1470, 128442), (1764, 107035), (2205, 85628), (2940, 64221), (4410, 42814), (8820, 21407)]