30550140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1907}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 93759120

約数和(自身を除く): 63208980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 1907, 2670, 3204, 3814, 4005, 5340, 5721, 7628, 8010, 9535, 11442, 16020, 17163, 19070, 22884, 28605, 34326, 38140, 57210, 68652, 85815, 114420, 169723, 171630, 339446, 343260, 509169, 678892, 848615, 1018338, 1527507, 1697230, 2036676, 2545845, 3055014, 3394460, 5091690, 6110028, 7637535, 10183380, 15275070, 30550140]

約数ペア:

[(1, 30550140), (2, 15275070), (3, 10183380), (4, 7637535), (5, 6110028), (6, 5091690), (9, 3394460), (10, 3055014), (12, 2545845), (15, 2036676), (18, 1697230), (20, 1527507), (30, 1018338), (36, 848615), (45, 678892), (60, 509169), (89, 343260), (90, 339446), (178, 171630), (180, 169723), (267, 114420), (356, 85815), (445, 68652), (534, 57210), (801, 38140), (890, 34326), (1068, 28605), (1335, 22884), (1602, 19070), (1780, 17163), (1907, 16020), (2670, 11442), (3204, 9535), (3814, 8010), (4005, 7628), (5340, 5721)]