61724340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2467}}^1$

素因数の和:2621

約数の個数: 72

約数和(自身を含む): 188653920

約数和(自身を除く): 126929580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2467, 2502, 2780, 4170, 4934, 5004, 6255, 7401, 8340, 9868, 12335, 12510, 14802, 22203, 24670, 25020, 29604, 37005, 44406, 49340, 74010, 88812, 111015, 148020, 222030, 342913, 444060, 685826, 1028739, 1371652, 1714565, 2057478, 3086217, 3429130, 4114956, 5143695, 6172434, 6858260, 10287390, 12344868, 15431085, 20574780, 30862170, 61724340]

約数ペア:

[(1, 61724340), (2, 30862170), (3, 20574780), (4, 15431085), (5, 12344868), (6, 10287390), (9, 6858260), (10, 6172434), (12, 5143695), (15, 4114956), (18, 3429130), (20, 3086217), (30, 2057478), (36, 1714565), (45, 1371652), (60, 1028739), (90, 685826), (139, 444060), (180, 342913), (278, 222030), (417, 148020), (556, 111015), (695, 88812), (834, 74010), (1251, 49340), (1390, 44406), (1668, 37005), (2085, 29604), (2467, 25020), (2502, 24670), (2780, 22203), (4170, 14802), (4934, 12510), (5004, 12335), (6255, 9868), (7401, 8340)]