15828615

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 34760880

約数和(自身を除く): 18932265

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 27, 33, 45, 51, 55, 57, 81, 85, 95, 99, 121, 135, 153, 165, 171, 187, 209, 255, 285, 297, 323, 363, 405, 459, 495, 513, 561, 605, 627, 765, 855, 891, 935, 969, 1045, 1089, 1377, 1485, 1539, 1615, 1683, 1815, 1881, 2057, 2295, 2299, 2565, 2805, 2907, 3135, 3267, 3553, 4455, 4845, 5049, 5445, 5643, 6171, 6885, 6897, 7695, 8415, 8721, 9405, 9801, 10285, 10659, 11495, 14535, 15147, 16335, 16929, 17765, 18513, 20691, 25245, 26163, 28215, 30855, 31977, 34485, 39083, 43605, 49005, 53295, 55539, 62073, 75735, 84645, 92565, 95931, 103455, 117249, 130815, 159885, 166617, 186219, 195415, 277695, 287793, 310365, 351747, 479655, 586245, 833085, 931095, 1055241, 1438965, 1758735, 3165723, 5276205, 15828615]

約数ペア:

[(1, 15828615), (3, 5276205), (5, 3165723), (9, 1758735), (11, 1438965), (15, 1055241), (17, 931095), (19, 833085), (27, 586245), (33, 479655), (45, 351747), (51, 310365), (55, 287793), (57, 277695), (81, 195415), (85, 186219), (95, 166617), (99, 159885), (121, 130815), (135, 117249), (153, 103455), (165, 95931), (171, 92565), (187, 84645), (209, 75735), (255, 62073), (285, 55539), (297, 53295), (323, 49005), (363, 43605), (405, 39083), (459, 34485), (495, 31977), (513, 30855), (561, 28215), (605, 26163), (627, 25245), (765, 20691), (855, 18513), (891, 17765), (935, 16929), (969, 16335), (1045, 15147), (1089, 14535), (1377, 11495), (1485, 10659), (1539, 10285), (1615, 9801), (1683, 9405), (1815, 8721), (1881, 8415), (2057, 7695), (2295, 6897), (2299, 6885), (2565, 6171), (2805, 5643), (2907, 5445), (3135, 5049), (3267, 4845), (3553, 4455)]