304880745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 571463424

約数和(自身を除く): 266582679

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 61, 65, 71, 95, 183, 195, 213, 247, 285, 305, 355, 361, 741, 793, 915, 923, 1065, 1083, 1159, 1235, 1349, 1805, 2379, 2769, 3477, 3705, 3965, 4047, 4331, 4615, 4693, 5415, 5795, 6745, 11895, 12993, 13845, 14079, 15067, 17385, 17537, 20235, 21655, 22021, 23465, 25631, 45201, 52611, 56303, 64965, 66063, 70395, 75335, 76893, 82289, 87685, 110105, 128155, 168909, 226005, 246867, 263055, 281515, 286273, 330315, 333203, 384465, 411445, 844545, 858819, 999609, 1069757, 1234335, 1431365, 1563491, 1666015, 3209271, 4294095, 4690473, 4998045, 5348785, 7817455, 16046355, 20325383, 23452365, 60976149, 101626915, 304880745]

約数ペア:

[(1, 304880745), (3, 101626915), (5, 60976149), (13, 23452365), (15, 20325383), (19, 16046355), (39, 7817455), (57, 5348785), (61, 4998045), (65, 4690473), (71, 4294095), (95, 3209271), (183, 1666015), (195, 1563491), (213, 1431365), (247, 1234335), (285, 1069757), (305, 999609), (355, 858819), (361, 844545), (741, 411445), (793, 384465), (915, 333203), (923, 330315), (1065, 286273), (1083, 281515), (1159, 263055), (1235, 246867), (1349, 226005), (1805, 168909), (2379, 128155), (2769, 110105), (3477, 87685), (3705, 82289), (3965, 76893), (4047, 75335), (4331, 70395), (4615, 66063), (4693, 64965), (5415, 56303), (5795, 52611), (6745, 45201), (11895, 25631), (12993, 23465), (13845, 22021), (14079, 21655), (15067, 20235), (17385, 17537)]