16801560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 57369600

約数和(自身を除く): 40568040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 331, 360, 376, 423, 470, 540, 564, 662, 705, 846, 940, 993, 1080, 1128, 1269, 1324, 1410, 1655, 1692, 1880, 1986, 2115, 2538, 2648, 2820, 2979, 3310, 3384, 3972, 4230, 4965, 5076, 5640, 5958, 6345, 6620, 7944, 8460, 8937, 9930, 10152, 11916, 12690, 13240, 14895, 15557, 16920, 17874, 19860, 23832, 25380, 29790, 31114, 35748, 39720, 44685, 46671, 50760, 59580, 62228, 71496, 77785, 89370, 93342, 119160, 124456, 140013, 155570, 178740, 186684, 233355, 280026, 311140, 357480, 373368, 420039, 466710, 560052, 622280, 700065, 840078, 933420, 1120104, 1400130, 1680156, 1866840, 2100195, 2800260, 3360312, 4200390, 5600520, 8400780, 16801560]

約数ペア:

[(1, 16801560), (2, 8400780), (3, 5600520), (4, 4200390), (5, 3360312), (6, 2800260), (8, 2100195), (9, 1866840), (10, 1680156), (12, 1400130), (15, 1120104), (18, 933420), (20, 840078), (24, 700065), (27, 622280), (30, 560052), (36, 466710), (40, 420039), (45, 373368), (47, 357480), (54, 311140), (60, 280026), (72, 233355), (90, 186684), (94, 178740), (108, 155570), (120, 140013), (135, 124456), (141, 119160), (180, 93342), (188, 89370), (216, 77785), (235, 71496), (270, 62228), (282, 59580), (331, 50760), (360, 46671), (376, 44685), (423, 39720), (470, 35748), (540, 31114), (564, 29790), (662, 25380), (705, 23832), (846, 19860), (940, 17874), (993, 16920), (1080, 15557), (1128, 14895), (1269, 13240), (1324, 12690), (1410, 11916), (1655, 10152), (1692, 9930), (1880, 8937), (1986, 8460), (2115, 7944), (2538, 6620), (2648, 6345), (2820, 5958), (2979, 5640), (3310, 5076), (3384, 4965), (3972, 4230)]