30454020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1901}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 93464280

約数和(自身を除く): 63010260

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, 1901, 2670, 3204, 3802, 4005, 5340, 5703, 7604, 8010, 9505, 11406, 16020, 17109, 19010, 22812, 28515, 34218, 38020, 57030, 68436, 85545, 114060, 169189, 171090, 338378, 342180, 507567, 676756, 845945, 1015134, 1522701, 1691890, 2030268, 2537835, 3045402, 3383780, 5075670, 6090804, 7613505, 10151340, 15227010, 30454020]

約数ペア:

[(1, 30454020), (2, 15227010), (3, 10151340), (4, 7613505), (5, 6090804), (6, 5075670), (9, 3383780), (10, 3045402), (12, 2537835), (15, 2030268), (18, 1691890), (20, 1522701), (30, 1015134), (36, 845945), (45, 676756), (60, 507567), (89, 342180), (90, 338378), (178, 171090), (180, 169189), (267, 114060), (356, 85545), (445, 68436), (534, 57030), (801, 38020), (890, 34218), (1068, 28515), (1335, 22812), (1602, 19010), (1780, 17109), (1901, 16020), (2670, 11406), (3204, 9505), (3802, 8010), (4005, 7604), (5340, 5703)]