15604472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 34020000

約数和(自身を除く): 18415528

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 53, 76, 104, 106, 149, 152, 212, 247, 298, 424, 494, 596, 689, 988, 1007, 1192, 1378, 1937, 1976, 2014, 2756, 2831, 3874, 4028, 5512, 5662, 7748, 7897, 8056, 11324, 13091, 15496, 15794, 22648, 26182, 31588, 36803, 52364, 63176, 73606, 102661, 104728, 147212, 150043, 205322, 294424, 300086, 410644, 600172, 821288, 1200344, 1950559, 3901118, 7802236, 15604472]

約数ペア:

[(1, 15604472), (2, 7802236), (4, 3901118), (8, 1950559), (13, 1200344), (19, 821288), (26, 600172), (38, 410644), (52, 300086), (53, 294424), (76, 205322), (104, 150043), (106, 147212), (149, 104728), (152, 102661), (212, 73606), (247, 63176), (298, 52364), (424, 36803), (494, 31588), (596, 26182), (689, 22648), (988, 15794), (1007, 15496), (1192, 13091), (1378, 11324), (1937, 8056), (1976, 7897), (2014, 7748), (2756, 5662), (2831, 5512), (3874, 4028)]