87741180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 108

約数和(自身を含む): 272648376

約数和(自身を除く): 184907196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 131, 180, 183, 244, 262, 305, 366, 393, 524, 549, 610, 655, 732, 786, 915, 1098, 1179, 1220, 1310, 1572, 1830, 1965, 2196, 2358, 2620, 2745, 3660, 3721, 3930, 4716, 5490, 5895, 7442, 7860, 7991, 10980, 11163, 11790, 14884, 15982, 18605, 22326, 23580, 23973, 31964, 33489, 37210, 39955, 44652, 47946, 55815, 66978, 71919, 74420, 79910, 95892, 111630, 119865, 133956, 143838, 159820, 167445, 223260, 239730, 287676, 334890, 359595, 479460, 487451, 669780, 719190, 974902, 1438380, 1462353, 1949804, 2437255, 2924706, 4387059, 4874510, 5849412, 7311765, 8774118, 9749020, 14623530, 17548236, 21935295, 29247060, 43870590, 87741180]

約数ペア:

[(1, 87741180), (2, 43870590), (3, 29247060), (4, 21935295), (5, 17548236), (6, 14623530), (9, 9749020), (10, 8774118), (12, 7311765), (15, 5849412), (18, 4874510), (20, 4387059), (30, 2924706), (36, 2437255), (45, 1949804), (60, 1462353), (61, 1438380), (90, 974902), (122, 719190), (131, 669780), (180, 487451), (183, 479460), (244, 359595), (262, 334890), (305, 287676), (366, 239730), (393, 223260), (524, 167445), (549, 159820), (610, 143838), (655, 133956), (732, 119865), (786, 111630), (915, 95892), (1098, 79910), (1179, 74420), (1220, 71919), (1310, 66978), (1572, 55815), (1830, 47946), (1965, 44652), (2196, 39955), (2358, 37210), (2620, 33489), (2745, 31964), (3660, 23973), (3721, 23580), (3930, 22326), (4716, 18605), (5490, 15982), (5895, 14884), (7442, 11790), (7860, 11163), (7991, 10980)]