72900120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3727}}^1$

素因数の和:3904

約数の個数: 64

約数和(自身を含む): 220101120

約数和(自身を除く): 147201000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3727, 3912, 4890, 6520, 7454, 9780, 11181, 14908, 18635, 19560, 22362, 29816, 37270, 44724, 55905, 74540, 89448, 111810, 149080, 223620, 447240, 607501, 1215002, 1822503, 2430004, 3037505, 3645006, 4860008, 6075010, 7290012, 9112515, 12150020, 14580024, 18225030, 24300040, 36450060, 72900120]

約数ペア:

[(1, 72900120), (2, 36450060), (3, 24300040), (4, 18225030), (5, 14580024), (6, 12150020), (8, 9112515), (10, 7290012), (12, 6075010), (15, 4860008), (20, 3645006), (24, 3037505), (30, 2430004), (40, 1822503), (60, 1215002), (120, 607501), (163, 447240), (326, 223620), (489, 149080), (652, 111810), (815, 89448), (978, 74540), (1304, 55905), (1630, 44724), (1956, 37270), (2445, 29816), (3260, 22362), (3727, 19560), (3912, 18635), (4890, 14908), (6520, 11181), (7454, 9780)]