204970020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8737}}^1$

素因数の和:8789

約数の個数: 96

約数和(自身を含む): 634169088

約数和(自身を除く): 429199068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 3910, 4692, 5865, 7820, 8737, 11730, 17474, 23460, 26211, 34948, 43685, 52422, 87370, 104844, 131055, 148529, 174740, 200951, 262110, 297058, 401902, 445587, 524220, 594116, 602853, 742645, 803804, 891174, 1004755, 1205706, 1485290, 1782348, 2009510, 2227935, 2411412, 2970580, 3014265, 3416167, 4019020, 4455870, 6028530, 6832334, 8911740, 10248501, 12057060, 13664668, 17080835, 20497002, 34161670, 40994004, 51242505, 68323340, 102485010, 204970020]

約数ペア:

[(1, 204970020), (2, 102485010), (3, 68323340), (4, 51242505), (5, 40994004), (6, 34161670), (10, 20497002), (12, 17080835), (15, 13664668), (17, 12057060), (20, 10248501), (23, 8911740), (30, 6832334), (34, 6028530), (46, 4455870), (51, 4019020), (60, 3416167), (68, 3014265), (69, 2970580), (85, 2411412), (92, 2227935), (102, 2009510), (115, 1782348), (138, 1485290), (170, 1205706), (204, 1004755), (230, 891174), (255, 803804), (276, 742645), (340, 602853), (345, 594116), (391, 524220), (460, 445587), (510, 401902), (690, 297058), (782, 262110), (1020, 200951), (1173, 174740), (1380, 148529), (1564, 131055), (1955, 104844), (2346, 87370), (3910, 52422), (4692, 43685), (5865, 34948), (7820, 26211), (8737, 23460), (11730, 17474)]