71954720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 178536960

約数和(自身を除く): 106582240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 89, 124, 155, 160, 163, 178, 248, 310, 326, 356, 445, 496, 620, 652, 712, 815, 890, 992, 1240, 1304, 1424, 1630, 1780, 2480, 2608, 2759, 2848, 3260, 3560, 4960, 5053, 5216, 5518, 6520, 7120, 10106, 11036, 13040, 13795, 14240, 14507, 20212, 22072, 25265, 26080, 27590, 29014, 40424, 44144, 50530, 55180, 58028, 72535, 80848, 88288, 101060, 110360, 116056, 145070, 161696, 202120, 220720, 232112, 290140, 404240, 441440, 449717, 464224, 580280, 808480, 899434, 1160560, 1798868, 2248585, 2321120, 3597736, 4497170, 7195472, 8994340, 14390944, 17988680, 35977360, 71954720]

約数ペア:

[(1, 71954720), (2, 35977360), (4, 17988680), (5, 14390944), (8, 8994340), (10, 7195472), (16, 4497170), (20, 3597736), (31, 2321120), (32, 2248585), (40, 1798868), (62, 1160560), (80, 899434), (89, 808480), (124, 580280), (155, 464224), (160, 449717), (163, 441440), (178, 404240), (248, 290140), (310, 232112), (326, 220720), (356, 202120), (445, 161696), (496, 145070), (620, 116056), (652, 110360), (712, 101060), (815, 88288), (890, 80848), (992, 72535), (1240, 58028), (1304, 55180), (1424, 50530), (1630, 44144), (1780, 40424), (2480, 29014), (2608, 27590), (2759, 26080), (2848, 25265), (3260, 22072), (3560, 20212), (4960, 14507), (5053, 14240), (5216, 13795), (5518, 13040), (6520, 11036), (7120, 10106)]