15880448

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 34768440

約数和(自身を除く): 18887992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 89, 128, 136, 164, 178, 256, 272, 328, 356, 544, 656, 697, 712, 1088, 1312, 1394, 1424, 1513, 2176, 2624, 2788, 2848, 3026, 3649, 4352, 5248, 5576, 5696, 6052, 7298, 10496, 11152, 11392, 12104, 14596, 22304, 22784, 24208, 29192, 44608, 48416, 58384, 62033, 89216, 96832, 116768, 124066, 178432, 193664, 233536, 248132, 387328, 467072, 496264, 934144, 992528, 1985056, 3970112, 7940224, 15880448]

約数ペア:

[(1, 15880448), (2, 7940224), (4, 3970112), (8, 1985056), (16, 992528), (17, 934144), (32, 496264), (34, 467072), (41, 387328), (64, 248132), (68, 233536), (82, 193664), (89, 178432), (128, 124066), (136, 116768), (164, 96832), (178, 89216), (256, 62033), (272, 58384), (328, 48416), (356, 44608), (544, 29192), (656, 24208), (697, 22784), (712, 22304), (1088, 14596), (1312, 12104), (1394, 11392), (1424, 11152), (1513, 10496), (2176, 7298), (2624, 6052), (2788, 5696), (2848, 5576), (3026, 5248), (3649, 4352)]