987451680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66361}}^1$

素因数の和:66410

約数の個数: 96

約数和(自身を含む): 3210859008

約数和(自身を除く): 2223407328

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, 2480, 2976, 3720, 4960, 7440, 14880, 66361, 132722, 199083, 265444, 331805, 398166, 530888, 663610, 796332, 995415, 1061776, 1327220, 1592664, 1990830, 2057191, 2123552, 2654440, 3185328, 3981660, 4114382, 5308880, 6171573, 6370656, 7963320, 8228764, 10285955, 10617760, 12343146, 15926640, 16457528, 20571910, 24686292, 30857865, 31853280, 32915056, 41143820, 49372584, 61715730, 65830112, 82287640, 98745168, 123431460, 164575280, 197490336, 246862920, 329150560, 493725840, 987451680]

約数ペア:

[(1, 987451680), (2, 493725840), (3, 329150560), (4, 246862920), (5, 197490336), (6, 164575280), (8, 123431460), (10, 98745168), (12, 82287640), (15, 65830112), (16, 61715730), (20, 49372584), (24, 41143820), (30, 32915056), (31, 31853280), (32, 30857865), (40, 24686292), (48, 20571910), (60, 16457528), (62, 15926640), (80, 12343146), (93, 10617760), (96, 10285955), (120, 8228764), (124, 7963320), (155, 6370656), (160, 6171573), (186, 5308880), (240, 4114382), (248, 3981660), (310, 3185328), (372, 2654440), (465, 2123552), (480, 2057191), (496, 1990830), (620, 1592664), (744, 1327220), (930, 1061776), (992, 995415), (1240, 796332), (1488, 663610), (1860, 530888), (2480, 398166), (2976, 331805), (3720, 265444), (4960, 199083), (7440, 132722), (14880, 66361)]