78107520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2432

約数の個数: 128

約数和(自身を含む): 263723040

約数和(自身を除く): 185615520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2393, 2720, 3264, 4080, 4786, 5440, 6528, 7179, 8160, 9572, 10880, 11965, 14358, 16320, 19144, 23930, 28716, 32640, 35895, 38288, 40681, 47860, 57432, 71790, 76576, 81362, 95720, 114864, 122043, 143580, 153152, 162724, 191440, 203405, 229728, 244086, 287160, 306304, 325448, 382880, 406810, 459456, 488172, 574320, 610215, 650896, 765760, 813620, 918912, 976344, 1148640, 1220430, 1301792, 1531520, 1627240, 1952688, 2297280, 2440860, 2603584, 3254480, 3905376, 4594560, 4881720, 5207168, 6508960, 7810752, 9763440, 13017920, 15621504, 19526880, 26035840, 39053760, 78107520]

約数ペア:

[(1, 78107520), (2, 39053760), (3, 26035840), (4, 19526880), (5, 15621504), (6, 13017920), (8, 9763440), (10, 7810752), (12, 6508960), (15, 5207168), (16, 4881720), (17, 4594560), (20, 3905376), (24, 3254480), (30, 2603584), (32, 2440860), (34, 2297280), (40, 1952688), (48, 1627240), (51, 1531520), (60, 1301792), (64, 1220430), (68, 1148640), (80, 976344), (85, 918912), (96, 813620), (102, 765760), (120, 650896), (128, 610215), (136, 574320), (160, 488172), (170, 459456), (192, 406810), (204, 382880), (240, 325448), (255, 306304), (272, 287160), (320, 244086), (340, 229728), (384, 203405), (408, 191440), (480, 162724), (510, 153152), (544, 143580), (640, 122043), (680, 114864), (816, 95720), (960, 81362), (1020, 76576), (1088, 71790), (1360, 57432), (1632, 47860), (1920, 40681), (2040, 38288), (2176, 35895), (2393, 32640), (2720, 28716), (3264, 23930), (4080, 19144), (4786, 16320), (5440, 14358), (6528, 11965), (7179, 10880), (8160, 9572)]