217783680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3659}}^1$

素因数の和:3712

約数の個数: 128

約数和(自身を含む): 716774400

約数和(自身を除く): 498990720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3659, 3720, 3968, 4960, 5952, 7318, 7440, 9920, 10977, 11904, 14636, 14880, 18295, 19840, 21954, 29272, 29760, 36590, 43908, 54885, 58544, 59520, 73180, 87816, 109770, 113429, 117088, 146360, 175632, 219540, 226858, 234176, 292720, 340287, 351264, 439080, 453716, 468352, 567145, 585440, 680574, 702528, 878160, 907432, 1134290, 1170880, 1361148, 1405056, 1701435, 1756320, 1814864, 2268580, 2341760, 2722296, 3402870, 3512640, 3629728, 4537160, 5444592, 6805740, 7025280, 7259456, 9074320, 10889184, 13611480, 14518912, 18148640, 21778368, 27222960, 36297280, 43556736, 54445920, 72594560, 108891840, 217783680]

約数ペア:

[(1, 217783680), (2, 108891840), (3, 72594560), (4, 54445920), (5, 43556736), (6, 36297280), (8, 27222960), (10, 21778368), (12, 18148640), (15, 14518912), (16, 13611480), (20, 10889184), (24, 9074320), (30, 7259456), (31, 7025280), (32, 6805740), (40, 5444592), (48, 4537160), (60, 3629728), (62, 3512640), (64, 3402870), (80, 2722296), (93, 2341760), (96, 2268580), (120, 1814864), (124, 1756320), (128, 1701435), (155, 1405056), (160, 1361148), (186, 1170880), (192, 1134290), (240, 907432), (248, 878160), (310, 702528), (320, 680574), (372, 585440), (384, 567145), (465, 468352), (480, 453716), (496, 439080), (620, 351264), (640, 340287), (744, 292720), (930, 234176), (960, 226858), (992, 219540), (1240, 175632), (1488, 146360), (1860, 117088), (1920, 113429), (1984, 109770), (2480, 87816), (2976, 73180), (3659, 59520), (3720, 58544), (3968, 54885), (4960, 43908), (5952, 36590), (7318, 29760), (7440, 29272), (9920, 21954), (10977, 19840), (11904, 18295), (14636, 14880)]