1304967320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{1523}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 3037271040

約数和(自身を除く): 1732303720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 691, 1240, 1382, 1523, 2764, 3046, 3455, 5528, 6092, 6910, 7615, 12184, 13820, 15230, 21421, 27640, 30460, 42842, 47213, 60920, 85684, 94426, 107105, 171368, 188852, 214210, 236065, 377704, 428420, 472130, 856840, 944260, 1052393, 1888520, 2104786, 4209572, 5261965, 8419144, 10523930, 21047860, 32624183, 42095720, 65248366, 130496732, 163120915, 260993464, 326241830, 652483660, 1304967320]

約数ペア:

[(1, 1304967320), (2, 652483660), (4, 326241830), (5, 260993464), (8, 163120915), (10, 130496732), (20, 65248366), (31, 42095720), (40, 32624183), (62, 21047860), (124, 10523930), (155, 8419144), (248, 5261965), (310, 4209572), (620, 2104786), (691, 1888520), (1240, 1052393), (1382, 944260), (1523, 856840), (2764, 472130), (3046, 428420), (3455, 377704), (5528, 236065), (6092, 214210), (6910, 188852), (7615, 171368), (12184, 107105), (13820, 94426), (15230, 85684), (21421, 60920), (27640, 47213), (30460, 42842)]