42642660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 122024448

約数和(自身を除く): 79381788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 191, 244, 305, 366, 382, 573, 610, 732, 764, 915, 955, 1146, 1220, 1830, 1910, 2292, 2865, 3660, 3721, 3820, 5730, 7442, 11163, 11460, 11651, 14884, 18605, 22326, 23302, 34953, 37210, 44652, 46604, 55815, 58255, 69906, 74420, 111630, 116510, 139812, 174765, 223260, 233020, 349530, 699060, 710711, 1421422, 2132133, 2842844, 3553555, 4264266, 7107110, 8528532, 10660665, 14214220, 21321330, 42642660]

約数ペア:

[(1, 42642660), (2, 21321330), (3, 14214220), (4, 10660665), (5, 8528532), (6, 7107110), (10, 4264266), (12, 3553555), (15, 2842844), (20, 2132133), (30, 1421422), (60, 710711), (61, 699060), (122, 349530), (183, 233020), (191, 223260), (244, 174765), (305, 139812), (366, 116510), (382, 111630), (573, 74420), (610, 69906), (732, 58255), (764, 55815), (915, 46604), (955, 44652), (1146, 37210), (1220, 34953), (1830, 23302), (1910, 22326), (2292, 18605), (2865, 14884), (3660, 11651), (3721, 11460), (3820, 11163), (5730, 7442)]