61907820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:735

約数の個数: 96

約数和(自身を含む): 188348160

約数和(自身を除く): 126440340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 390, 417, 556, 571, 695, 780, 834, 1142, 1390, 1668, 1713, 1807, 2085, 2284, 2780, 2855, 3426, 3614, 4170, 5421, 5710, 6852, 7228, 7423, 8340, 8565, 9035, 10842, 11420, 14846, 17130, 18070, 21684, 22269, 27105, 29692, 34260, 36140, 37115, 44538, 54210, 74230, 79369, 89076, 108420, 111345, 148460, 158738, 222690, 238107, 317476, 396845, 445380, 476214, 793690, 952428, 1031797, 1190535, 1587380, 2063594, 2381070, 3095391, 4127188, 4762140, 5158985, 6190782, 10317970, 12381564, 15476955, 20635940, 30953910, 61907820]

約数ペア:

[(1, 61907820), (2, 30953910), (3, 20635940), (4, 15476955), (5, 12381564), (6, 10317970), (10, 6190782), (12, 5158985), (13, 4762140), (15, 4127188), (20, 3095391), (26, 2381070), (30, 2063594), (39, 1587380), (52, 1190535), (60, 1031797), (65, 952428), (78, 793690), (130, 476214), (139, 445380), (156, 396845), (195, 317476), (260, 238107), (278, 222690), (390, 158738), (417, 148460), (556, 111345), (571, 108420), (695, 89076), (780, 79369), (834, 74230), (1142, 54210), (1390, 44538), (1668, 37115), (1713, 36140), (1807, 34260), (2085, 29692), (2284, 27105), (2780, 22269), (2855, 21684), (3426, 18070), (3614, 17130), (4170, 14846), (5421, 11420), (5710, 10842), (6852, 9035), (7228, 8565), (7423, 8340)]