256501584

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{29201}}^1$

素因数の和:29276

約数の個数: 60

約数和(自身を含む): 729641172

約数和(自身を除く): 473139588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2928, 4392, 8784, 29201, 58402, 87603, 116804, 175206, 233608, 262809, 350412, 467216, 525618, 700824, 1051236, 1401648, 1781261, 2102472, 3562522, 4204944, 5343783, 7125044, 10687566, 14250088, 16031349, 21375132, 28500176, 32062698, 42750264, 64125396, 85500528, 128250792, 256501584]

約数ペア:

[(1, 256501584), (2, 128250792), (3, 85500528), (4, 64125396), (6, 42750264), (8, 32062698), (9, 28500176), (12, 21375132), (16, 16031349), (18, 14250088), (24, 10687566), (36, 7125044), (48, 5343783), (61, 4204944), (72, 3562522), (122, 2102472), (144, 1781261), (183, 1401648), (244, 1051236), (366, 700824), (488, 525618), (549, 467216), (732, 350412), (976, 262809), (1098, 233608), (1464, 175206), (2196, 116804), (2928, 87603), (4392, 58402), (8784, 29201)]