71261520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26993}}^1$

素因数の和:27020

約数の個数: 80

約数和(自身を含む): 241002432

約数和(自身を除く): 169740912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 26993, 53986, 80979, 107972, 134965, 161958, 215944, 269930, 296923, 323916, 404895, 431888, 539860, 593846, 647832, 809790, 890769, 1079720, 1187692, 1295664, 1484615, 1619580, 1781538, 2159440, 2375384, 2969230, 3239160, 3563076, 4453845, 4750768, 5938460, 6478320, 7126152, 8907690, 11876920, 14252304, 17815380, 23753840, 35630760, 71261520]

約数ペア:

[(1, 71261520), (2, 35630760), (3, 23753840), (4, 17815380), (5, 14252304), (6, 11876920), (8, 8907690), (10, 7126152), (11, 6478320), (12, 5938460), (15, 4750768), (16, 4453845), (20, 3563076), (22, 3239160), (24, 2969230), (30, 2375384), (33, 2159440), (40, 1781538), (44, 1619580), (48, 1484615), (55, 1295664), (60, 1187692), (66, 1079720), (80, 890769), (88, 809790), (110, 647832), (120, 593846), (132, 539860), (165, 431888), (176, 404895), (220, 323916), (240, 296923), (264, 269930), (330, 215944), (440, 161958), (528, 134965), (660, 107972), (880, 80979), (1320, 53986), (2640, 26993)]