28733280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 96

約数和(自身を含む): 93477888

約数和(自身を除く): 64744608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 1931, 2480, 2976, 3720, 3862, 4960, 5793, 7440, 7724, 9655, 11586, 14880, 15448, 19310, 23172, 28965, 30896, 38620, 46344, 57930, 59861, 61792, 77240, 92688, 115860, 119722, 154480, 179583, 185376, 231720, 239444, 299305, 308960, 359166, 463440, 478888, 598610, 718332, 897915, 926880, 957776, 1197220, 1436664, 1795830, 1915552, 2394440, 2873328, 3591660, 4788880, 5746656, 7183320, 9577760, 14366640, 28733280]

約数ペア:

[(1, 28733280), (2, 14366640), (3, 9577760), (4, 7183320), (5, 5746656), (6, 4788880), (8, 3591660), (10, 2873328), (12, 2394440), (15, 1915552), (16, 1795830), (20, 1436664), (24, 1197220), (30, 957776), (31, 926880), (32, 897915), (40, 718332), (48, 598610), (60, 478888), (62, 463440), (80, 359166), (93, 308960), (96, 299305), (120, 239444), (124, 231720), (155, 185376), (160, 179583), (186, 154480), (240, 119722), (248, 115860), (310, 92688), (372, 77240), (465, 61792), (480, 59861), (496, 57930), (620, 46344), (744, 38620), (930, 30896), (992, 28965), (1240, 23172), (1488, 19310), (1860, 15448), (1931, 14880), (2480, 11586), (2976, 9655), (3720, 7724), (3862, 7440), (4960, 5793)]