203889210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10909}}^1$

素因数の和:11015

約数の個数: 64

約数和(自身を含む): 565574400

約数和(自身を除く): 361685190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1869, 2670, 3115, 3738, 6230, 9345, 10909, 18690, 21818, 32727, 54545, 65454, 76363, 109090, 152726, 163635, 229089, 327270, 381815, 458178, 763630, 970901, 1145445, 1941802, 2290890, 2912703, 4854505, 5825406, 6796307, 9709010, 13592614, 14563515, 20388921, 29127030, 33981535, 40777842, 67963070, 101944605, 203889210]

約数ペア:

[(1, 203889210), (2, 101944605), (3, 67963070), (5, 40777842), (6, 33981535), (7, 29127030), (10, 20388921), (14, 14563515), (15, 13592614), (21, 9709010), (30, 6796307), (35, 5825406), (42, 4854505), (70, 2912703), (89, 2290890), (105, 1941802), (178, 1145445), (210, 970901), (267, 763630), (445, 458178), (534, 381815), (623, 327270), (890, 229089), (1246, 163635), (1335, 152726), (1869, 109090), (2670, 76363), (3115, 65454), (3738, 54545), (6230, 32727), (9345, 21818), (10909, 18690)]