27986760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 96981300

約数和(自身を除く): 68994540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 269, 289, 306, 340, 360, 408, 510, 538, 578, 612, 680, 765, 807, 867, 1020, 1076, 1156, 1224, 1345, 1445, 1530, 1614, 1734, 2040, 2152, 2312, 2421, 2601, 2690, 2890, 3060, 3228, 3468, 4035, 4335, 4573, 4842, 5202, 5380, 5780, 6120, 6456, 6936, 8070, 8670, 9146, 9684, 10404, 10760, 11560, 12105, 13005, 13719, 16140, 17340, 18292, 19368, 20808, 22865, 24210, 26010, 27438, 32280, 34680, 36584, 41157, 45730, 48420, 52020, 54876, 68595, 77741, 82314, 91460, 96840, 104040, 109752, 137190, 155482, 164628, 182920, 205785, 233223, 274380, 310964, 329256, 388705, 411570, 466446, 548760, 621928, 699669, 777410, 823140, 932892, 1166115, 1399338, 1554820, 1646280, 1865784, 2332230, 2798676, 3109640, 3498345, 4664460, 5597352, 6996690, 9328920, 13993380, 27986760]

約数ペア:

[(1, 27986760), (2, 13993380), (3, 9328920), (4, 6996690), (5, 5597352), (6, 4664460), (8, 3498345), (9, 3109640), (10, 2798676), (12, 2332230), (15, 1865784), (17, 1646280), (18, 1554820), (20, 1399338), (24, 1166115), (30, 932892), (34, 823140), (36, 777410), (40, 699669), (45, 621928), (51, 548760), (60, 466446), (68, 411570), (72, 388705), (85, 329256), (90, 310964), (102, 274380), (120, 233223), (136, 205785), (153, 182920), (170, 164628), (180, 155482), (204, 137190), (255, 109752), (269, 104040), (289, 96840), (306, 91460), (340, 82314), (360, 77741), (408, 68595), (510, 54876), (538, 52020), (578, 48420), (612, 45730), (680, 41157), (765, 36584), (807, 34680), (867, 32280), (1020, 27438), (1076, 26010), (1156, 24210), (1224, 22865), (1345, 20808), (1445, 19368), (1530, 18292), (1614, 17340), (1734, 16140), (2040, 13719), (2152, 13005), (2312, 12105), (2421, 11560), (2601, 10760), (2690, 10404), (2890, 9684), (3060, 9146), (3228, 8670), (3468, 8070), (4035, 6936), (4335, 6456), (4573, 6120), (4842, 5780), (5202, 5380)]