128615328

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{7321}}^1$

素因数の和:7398

約数の個数: 72

約数和(自身を含む): 371796516

約数和(自身を除く): 243181188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 7321, 8784, 14642, 17568, 21963, 29284, 43926, 58568, 65889, 87852, 117136, 131778, 175704, 234272, 263556, 351408, 446581, 527112, 702816, 893162, 1054224, 1339743, 1786324, 2108448, 2679486, 3572648, 4019229, 5358972, 7145296, 8038458, 10717944, 14290592, 16076916, 21435888, 32153832, 42871776, 64307664, 128615328]

約数ペア:

[(1, 128615328), (2, 64307664), (3, 42871776), (4, 32153832), (6, 21435888), (8, 16076916), (9, 14290592), (12, 10717944), (16, 8038458), (18, 7145296), (24, 5358972), (32, 4019229), (36, 3572648), (48, 2679486), (61, 2108448), (72, 1786324), (96, 1339743), (122, 1054224), (144, 893162), (183, 702816), (244, 527112), (288, 446581), (366, 351408), (488, 263556), (549, 234272), (732, 175704), (976, 131778), (1098, 117136), (1464, 87852), (1952, 65889), (2196, 58568), (2928, 43926), (4392, 29284), (5856, 21963), (7321, 17568), (8784, 14642)]