208069020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{757}}^1$

素因数の和:1284

約数の個数: 96

約数和(自身を含む): 649454400

約数和(自身を除く): 441385380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 509, 540, 757, 1018, 1514, 1527, 2036, 2271, 2545, 3028, 3054, 3785, 4542, 4581, 5090, 6108, 6813, 7570, 7635, 9084, 9162, 10180, 11355, 13626, 13743, 15140, 15270, 18324, 20439, 22710, 22905, 27252, 27486, 30540, 34065, 40878, 45420, 45810, 54972, 68130, 68715, 81756, 91620, 102195, 136260, 137430, 204390, 274860, 385313, 408780, 770626, 1155939, 1541252, 1926565, 2311878, 3467817, 3853130, 4623756, 5779695, 6935634, 7706260, 10403451, 11559390, 13871268, 17339085, 20806902, 23118780, 34678170, 41613804, 52017255, 69356340, 104034510, 208069020]

約数ペア:

[(1, 208069020), (2, 104034510), (3, 69356340), (4, 52017255), (5, 41613804), (6, 34678170), (9, 23118780), (10, 20806902), (12, 17339085), (15, 13871268), (18, 11559390), (20, 10403451), (27, 7706260), (30, 6935634), (36, 5779695), (45, 4623756), (54, 3853130), (60, 3467817), (90, 2311878), (108, 1926565), (135, 1541252), (180, 1155939), (270, 770626), (509, 408780), (540, 385313), (757, 274860), (1018, 204390), (1514, 137430), (1527, 136260), (2036, 102195), (2271, 91620), (2545, 81756), (3028, 68715), (3054, 68130), (3785, 54972), (4542, 45810), (4581, 45420), (5090, 40878), (6108, 34065), (6813, 30540), (7570, 27486), (7635, 27252), (9084, 22905), (9162, 22710), (10180, 20439), (11355, 18324), (13626, 15270), (13743, 15140)]