15207720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 51166080

約数和(自身を除く): 35958360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 281, 328, 330, 410, 440, 451, 492, 562, 615, 660, 820, 843, 902, 984, 1124, 1230, 1320, 1353, 1405, 1640, 1686, 1804, 2248, 2255, 2460, 2706, 2810, 3091, 3372, 3608, 4215, 4510, 4920, 5412, 5620, 6182, 6744, 6765, 8430, 9020, 9273, 10824, 11240, 11521, 12364, 13530, 15455, 16860, 18040, 18546, 23042, 24728, 27060, 30910, 33720, 34563, 37092, 46084, 46365, 54120, 57605, 61820, 69126, 74184, 92168, 92730, 115210, 123640, 126731, 138252, 172815, 185460, 230420, 253462, 276504, 345630, 370920, 380193, 460840, 506924, 633655, 691260, 760386, 1013848, 1267310, 1382520, 1520772, 1900965, 2534620, 3041544, 3801930, 5069240, 7603860, 15207720]

約数ペア:

[(1, 15207720), (2, 7603860), (3, 5069240), (4, 3801930), (5, 3041544), (6, 2534620), (8, 1900965), (10, 1520772), (11, 1382520), (12, 1267310), (15, 1013848), (20, 760386), (22, 691260), (24, 633655), (30, 506924), (33, 460840), (40, 380193), (41, 370920), (44, 345630), (55, 276504), (60, 253462), (66, 230420), (82, 185460), (88, 172815), (110, 138252), (120, 126731), (123, 123640), (132, 115210), (164, 92730), (165, 92168), (205, 74184), (220, 69126), (246, 61820), (264, 57605), (281, 54120), (328, 46365), (330, 46084), (410, 37092), (440, 34563), (451, 33720), (492, 30910), (562, 27060), (615, 24728), (660, 23042), (820, 18546), (843, 18040), (902, 16860), (984, 15455), (1124, 13530), (1230, 12364), (1320, 11521), (1353, 11240), (1405, 10824), (1640, 9273), (1686, 9020), (1804, 8430), (2248, 6765), (2255, 6744), (2460, 6182), (2706, 5620), (2810, 5412), (3091, 4920), (3372, 4510), (3608, 4215)]