218700480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:986

約数の個数: 112

約数和(自身を含む): 697321440

約数和(自身を除く): 478620960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 409, 480, 557, 818, 960, 1114, 1227, 1636, 1671, 2045, 2228, 2454, 2785, 3272, 3342, 4090, 4456, 4908, 5570, 6135, 6544, 6684, 8180, 8355, 8912, 9816, 11140, 12270, 13088, 13368, 16360, 16710, 17824, 19632, 22280, 24540, 26176, 26736, 32720, 33420, 35648, 39264, 44560, 49080, 53472, 65440, 66840, 78528, 89120, 98160, 106944, 130880, 133680, 178240, 196320, 227813, 267360, 392640, 455626, 534720, 683439, 911252, 1139065, 1366878, 1822504, 2278130, 2733756, 3417195, 3645008, 4556260, 5467512, 6834390, 7290016, 9112520, 10935024, 13668780, 14580032, 18225040, 21870048, 27337560, 36450080, 43740096, 54675120, 72900160, 109350240, 218700480]

約数ペア:

[(1, 218700480), (2, 109350240), (3, 72900160), (4, 54675120), (5, 43740096), (6, 36450080), (8, 27337560), (10, 21870048), (12, 18225040), (15, 14580032), (16, 13668780), (20, 10935024), (24, 9112520), (30, 7290016), (32, 6834390), (40, 5467512), (48, 4556260), (60, 3645008), (64, 3417195), (80, 2733756), (96, 2278130), (120, 1822504), (160, 1366878), (192, 1139065), (240, 911252), (320, 683439), (409, 534720), (480, 455626), (557, 392640), (818, 267360), (960, 227813), (1114, 196320), (1227, 178240), (1636, 133680), (1671, 130880), (2045, 106944), (2228, 98160), (2454, 89120), (2785, 78528), (3272, 66840), (3342, 65440), (4090, 53472), (4456, 49080), (4908, 44560), (5570, 39264), (6135, 35648), (6544, 33420), (6684, 32720), (8180, 26736), (8355, 26176), (8912, 24540), (9816, 22280), (11140, 19632), (12270, 17824), (13088, 16710), (13368, 16360)]