78728904

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:651

約数の個数: 96

約数和(自身を含む): 227953440

約数和(自身を除く): 149224536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 131, 136, 153, 204, 262, 306, 393, 408, 491, 524, 612, 786, 982, 1048, 1179, 1224, 1473, 1572, 1964, 2227, 2358, 2946, 3144, 3928, 4419, 4454, 4716, 5892, 6681, 8347, 8838, 8908, 9432, 11784, 13362, 16694, 17676, 17816, 20043, 25041, 26724, 33388, 35352, 40086, 50082, 53448, 64321, 66776, 75123, 80172, 100164, 128642, 150246, 160344, 192963, 200328, 257284, 300492, 385926, 514568, 578889, 600984, 771852, 1093457, 1157778, 1543704, 2186914, 2315556, 3280371, 4373828, 4631112, 6560742, 8747656, 9841113, 13121484, 19682226, 26242968, 39364452, 78728904]

約数ペア:

[(1, 78728904), (2, 39364452), (3, 26242968), (4, 19682226), (6, 13121484), (8, 9841113), (9, 8747656), (12, 6560742), (17, 4631112), (18, 4373828), (24, 3280371), (34, 2315556), (36, 2186914), (51, 1543704), (68, 1157778), (72, 1093457), (102, 771852), (131, 600984), (136, 578889), (153, 514568), (204, 385926), (262, 300492), (306, 257284), (393, 200328), (408, 192963), (491, 160344), (524, 150246), (612, 128642), (786, 100164), (982, 80172), (1048, 75123), (1179, 66776), (1224, 64321), (1473, 53448), (1572, 50082), (1964, 40086), (2227, 35352), (2358, 33388), (2946, 26724), (3144, 25041), (3928, 20043), (4419, 17816), (4454, 17676), (4716, 16694), (5892, 13362), (6681, 11784), (8347, 9432), (8838, 8908)]