1315702980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{65851}}^1$

素因数の和:65906

約数の個数: 96

約数和(自身を含む): 4203991680

約数和(自身を除く): 2888288700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 65851, 131702, 197553, 263404, 329255, 395106, 592659, 658510, 790212, 987765, 1185318, 1317020, 1777977, 1975530, 2370636, 2436487, 2963295, 3555954, 3951060, 4872974, 5926590, 7111908, 7309461, 8889885, 9745948, 11853180, 12182435, 14618922, 17779770, 21928383, 24364870, 29237844, 35559540, 36547305, 43856766, 48729740, 65785149, 73094610, 87713532, 109641915, 131570298, 146189220, 219283830, 263140596, 328925745, 438567660, 657851490, 1315702980]

約数ペア:

[(1, 1315702980), (2, 657851490), (3, 438567660), (4, 328925745), (5, 263140596), (6, 219283830), (9, 146189220), (10, 131570298), (12, 109641915), (15, 87713532), (18, 73094610), (20, 65785149), (27, 48729740), (30, 43856766), (36, 36547305), (37, 35559540), (45, 29237844), (54, 24364870), (60, 21928383), (74, 17779770), (90, 14618922), (108, 12182435), (111, 11853180), (135, 9745948), (148, 8889885), (180, 7309461), (185, 7111908), (222, 5926590), (270, 4872974), (333, 3951060), (370, 3555954), (444, 2963295), (540, 2436487), (555, 2370636), (666, 1975530), (740, 1777977), (999, 1317020), (1110, 1185318), (1332, 987765), (1665, 790212), (1998, 658510), (2220, 592659), (3330, 395106), (3996, 329255), (4995, 263404), (6660, 197553), (9990, 131702), (19980, 65851)]