978522840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20749}}^1$

素因数の和:20897

約数の個数: 96

約数和(自身を含む): 3204630000

約数和(自身を除く): 2226107160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 524, 655, 786, 1048, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3930, 4716, 5240, 5895, 7860, 9432, 11790, 15720, 20749, 23580, 41498, 47160, 62247, 82996, 103745, 124494, 165992, 186741, 207490, 248988, 311235, 373482, 414980, 497976, 622470, 746964, 829960, 933705, 1244940, 1493928, 1867410, 2489880, 2718119, 3734820, 5436238, 7469640, 8154357, 10872476, 13590595, 16308714, 21744952, 24463071, 27181190, 32617428, 40771785, 48926142, 54362380, 65234856, 81543570, 97852284, 108724760, 122315355, 163087140, 195704568, 244630710, 326174280, 489261420, 978522840]

約数ペア:

[(1, 978522840), (2, 489261420), (3, 326174280), (4, 244630710), (5, 195704568), (6, 163087140), (8, 122315355), (9, 108724760), (10, 97852284), (12, 81543570), (15, 65234856), (18, 54362380), (20, 48926142), (24, 40771785), (30, 32617428), (36, 27181190), (40, 24463071), (45, 21744952), (60, 16308714), (72, 13590595), (90, 10872476), (120, 8154357), (131, 7469640), (180, 5436238), (262, 3734820), (360, 2718119), (393, 2489880), (524, 1867410), (655, 1493928), (786, 1244940), (1048, 933705), (1179, 829960), (1310, 746964), (1572, 622470), (1965, 497976), (2358, 414980), (2620, 373482), (3144, 311235), (3930, 248988), (4716, 207490), (5240, 186741), (5895, 165992), (7860, 124494), (9432, 103745), (11790, 82996), (15720, 62247), (20749, 47160), (23580, 41498)]