408374190

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{216071}}^1$

素因数の和:216094

約数の個数: 64

約数和(自身を含む): 1244574720

約数和(自身を除く): 836200530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 216071, 432142, 648213, 1080355, 1296426, 1512497, 1944639, 2160710, 3024994, 3241065, 3889278, 4537491, 5833917, 6482130, 7562485, 9074982, 9723195, 11667834, 13612473, 15124970, 19446390, 22687455, 27224946, 29169585, 40837419, 45374910, 58339170, 68062365, 81674838, 136124730, 204187095, 408374190]

約数ペア:

[(1, 408374190), (2, 204187095), (3, 136124730), (5, 81674838), (6, 68062365), (7, 58339170), (9, 45374910), (10, 40837419), (14, 29169585), (15, 27224946), (18, 22687455), (21, 19446390), (27, 15124970), (30, 13612473), (35, 11667834), (42, 9723195), (45, 9074982), (54, 7562485), (63, 6482130), (70, 5833917), (90, 4537491), (105, 3889278), (126, 3241065), (135, 3024994), (189, 2160710), (210, 1944639), (270, 1512497), (315, 1296426), (378, 1080355), (630, 648213), (945, 432142), (1890, 216071)]