78481920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{929}}^1$

素因数の和:966

約数の個数: 160

約数和(自身を含む): 274000320

約数和(自身を除く): 195518400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 929, 960, 1056, 1280, 1320, 1408, 1536, 1760, 1858, 1920, 2112, 2560, 2640, 2787, 2816, 3520, 3716, 3840, 4224, 4645, 5280, 5574, 5632, 7040, 7432, 7680, 8448, 9290, 10219, 10560, 11148, 13935, 14080, 14864, 16896, 18580, 20438, 21120, 22296, 27870, 28160, 29728, 30657, 37160, 40876, 42240, 44592, 51095, 55740, 59456, 61314, 74320, 81752, 84480, 89184, 102190, 111480, 118912, 122628, 148640, 153285, 163504, 178368, 204380, 222960, 237824, 245256, 297280, 306570, 327008, 356736, 408760, 445920, 475648, 490512, 594560, 613140, 654016, 713472, 817520, 891840, 981024, 1189120, 1226280, 1308032, 1426944, 1635040, 1783680, 1962048, 2378240, 2452560, 2616064, 3270080, 3567360, 3924096, 4905120, 5232128, 6540160, 7134720, 7848192, 9810240, 13080320, 15696384, 19620480, 26160640, 39240960, 78481920]

約数ペア:

[(1, 78481920), (2, 39240960), (3, 26160640), (4, 19620480), (5, 15696384), (6, 13080320), (8, 9810240), (10, 7848192), (11, 7134720), (12, 6540160), (15, 5232128), (16, 4905120), (20, 3924096), (22, 3567360), (24, 3270080), (30, 2616064), (32, 2452560), (33, 2378240), (40, 1962048), (44, 1783680), (48, 1635040), (55, 1426944), (60, 1308032), (64, 1226280), (66, 1189120), (80, 981024), (88, 891840), (96, 817520), (110, 713472), (120, 654016), (128, 613140), (132, 594560), (160, 490512), (165, 475648), (176, 445920), (192, 408760), (220, 356736), (240, 327008), (256, 306570), (264, 297280), (320, 245256), (330, 237824), (352, 222960), (384, 204380), (440, 178368), (480, 163504), (512, 153285), (528, 148640), (640, 122628), (660, 118912), (704, 111480), (768, 102190), (880, 89184), (929, 84480), (960, 81752), (1056, 74320), (1280, 61314), (1320, 59456), (1408, 55740), (1536, 51095), (1760, 44592), (1858, 42240), (1920, 40876), (2112, 37160), (2560, 30657), (2640, 29728), (2787, 28160), (2816, 27870), (3520, 22296), (3716, 21120), (3840, 20438), (4224, 18580), (4645, 16896), (5280, 14864), (5574, 14080), (5632, 13935), (7040, 11148), (7432, 10560), (7680, 10219), (8448, 9290)]