15531210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 44997120

約数和(自身を除く): 29465910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 41, 45, 46, 54, 61, 69, 82, 90, 115, 122, 123, 135, 138, 183, 205, 207, 230, 246, 270, 305, 345, 366, 369, 410, 414, 549, 610, 615, 621, 690, 738, 915, 943, 1035, 1098, 1107, 1230, 1242, 1403, 1647, 1830, 1845, 1886, 2070, 2214, 2501, 2745, 2806, 2829, 3105, 3294, 3690, 4209, 4715, 5002, 5490, 5535, 5658, 6210, 7015, 7503, 8235, 8418, 8487, 9430, 11070, 12505, 12627, 14030, 14145, 15006, 16470, 16974, 21045, 22509, 25010, 25254, 25461, 28290, 37515, 37881, 42090, 42435, 45018, 50922, 57523, 63135, 67527, 75030, 75762, 84870, 112545, 115046, 126270, 127305, 135054, 172569, 189405, 225090, 254610, 287615, 337635, 345138, 378810, 517707, 575230, 675270, 862845, 1035414, 1553121, 1725690, 2588535, 3106242, 5177070, 7765605, 15531210]

約数ペア:

[(1, 15531210), (2, 7765605), (3, 5177070), (5, 3106242), (6, 2588535), (9, 1725690), (10, 1553121), (15, 1035414), (18, 862845), (23, 675270), (27, 575230), (30, 517707), (41, 378810), (45, 345138), (46, 337635), (54, 287615), (61, 254610), (69, 225090), (82, 189405), (90, 172569), (115, 135054), (122, 127305), (123, 126270), (135, 115046), (138, 112545), (183, 84870), (205, 75762), (207, 75030), (230, 67527), (246, 63135), (270, 57523), (305, 50922), (345, 45018), (366, 42435), (369, 42090), (410, 37881), (414, 37515), (549, 28290), (610, 25461), (615, 25254), (621, 25010), (690, 22509), (738, 21045), (915, 16974), (943, 16470), (1035, 15006), (1098, 14145), (1107, 14030), (1230, 12627), (1242, 12505), (1403, 11070), (1647, 9430), (1830, 8487), (1845, 8418), (1886, 8235), (2070, 7503), (2214, 7015), (2501, 6210), (2745, 5658), (2806, 5535), (2829, 5490), (3105, 5002), (3294, 4715), (3690, 4209)]