198900840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{40427}}^1$

素因数の和:40482

約数の個数: 64

約数和(自身を含む): 611271360

約数和(自身を除く): 412370520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 40427, 80854, 121281, 161708, 202135, 242562, 323416, 404270, 485124, 606405, 808540, 970248, 1212810, 1617080, 1657507, 2425620, 3315014, 4851240, 4972521, 6630028, 8287535, 9945042, 13260056, 16575070, 19890084, 24862605, 33150140, 39780168, 49725210, 66300280, 99450420, 198900840]

約数ペア:

[(1, 198900840), (2, 99450420), (3, 66300280), (4, 49725210), (5, 39780168), (6, 33150140), (8, 24862605), (10, 19890084), (12, 16575070), (15, 13260056), (20, 9945042), (24, 8287535), (30, 6630028), (40, 4972521), (41, 4851240), (60, 3315014), (82, 2425620), (120, 1657507), (123, 1617080), (164, 1212810), (205, 970248), (246, 808540), (328, 606405), (410, 485124), (492, 404270), (615, 323416), (820, 242562), (984, 202135), (1230, 161708), (1640, 121281), (2460, 80854), (4920, 40427)]