71867760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4909}}^1$

素因数の和:4986

約数の個数: 80

約数和(自身を含む): 226488480

約数和(自身を除く): 154620720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 4909, 7320, 9818, 14640, 14727, 19636, 24545, 29454, 39272, 49090, 58908, 73635, 78544, 98180, 117816, 147270, 196360, 235632, 294540, 299449, 392720, 589080, 598898, 898347, 1178160, 1197796, 1497245, 1796694, 2395592, 2994490, 3593388, 4491735, 4791184, 5988980, 7186776, 8983470, 11977960, 14373552, 17966940, 23955920, 35933880, 71867760]

約数ペア:

[(1, 71867760), (2, 35933880), (3, 23955920), (4, 17966940), (5, 14373552), (6, 11977960), (8, 8983470), (10, 7186776), (12, 5988980), (15, 4791184), (16, 4491735), (20, 3593388), (24, 2994490), (30, 2395592), (40, 1796694), (48, 1497245), (60, 1197796), (61, 1178160), (80, 898347), (120, 598898), (122, 589080), (183, 392720), (240, 299449), (244, 294540), (305, 235632), (366, 196360), (488, 147270), (610, 117816), (732, 98180), (915, 78544), (976, 73635), (1220, 58908), (1464, 49090), (1830, 39272), (2440, 29454), (2928, 24545), (3660, 19636), (4880, 14727), (4909, 14640), (7320, 9818)]