123703440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 455631552

約数和(自身を除く): 331928112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 67, 70, 80, 84, 98, 105, 112, 120, 134, 140, 147, 157, 168, 196, 201, 210, 240, 245, 268, 280, 294, 314, 335, 336, 392, 402, 420, 469, 471, 490, 536, 560, 588, 628, 670, 735, 784, 785, 804, 840, 938, 942, 980, 1005, 1072, 1099, 1176, 1256, 1340, 1407, 1470, 1570, 1608, 1680, 1876, 1884, 1960, 2010, 2198, 2345, 2352, 2355, 2512, 2680, 2814, 2940, 3140, 3216, 3283, 3297, 3752, 3768, 3920, 4020, 4396, 4690, 4710, 5360, 5495, 5628, 5880, 6280, 6566, 6594, 7035, 7504, 7536, 7693, 8040, 8792, 9380, 9420, 9849, 10519, 10990, 11256, 11760, 12560, 13132, 13188, 14070, 15386, 16080, 16415, 16485, 17584, 18760, 18840, 19698, 21038, 21980, 22512, 23079, 26264, 26376, 28140, 30772, 31557, 32830, 32970, 37520, 37680, 38465, 39396, 42076, 43960, 46158, 49245, 52528, 52595, 52752, 56280, 61544, 63114, 65660, 65940, 73633, 76930, 78792, 84152, 87920, 92316, 98490, 105190, 112560, 115395, 123088, 126228, 131320, 131880, 147266, 153860, 157584, 157785, 168304, 184632, 196980, 210380, 220899, 230790, 252456, 262640, 263760, 294532, 307720, 315570, 368165, 369264, 393960, 420760, 441798, 461580, 504912, 515431, 589064, 615440, 631140, 736330, 787920, 841520, 883596, 923160, 1030862, 1104495, 1178128, 1262280, 1472660, 1546293, 1767192, 1846320, 2061724, 2208990, 2524560, 2577155, 2945320, 3092586, 3534384, 4123448, 4417980, 5154310, 5890640, 6185172, 7731465, 8246896, 8835960, 10308620, 12370344, 15462930, 17671920, 20617240, 24740688, 30925860, 41234480, 61851720, 123703440]

約数ペア:

[(1, 123703440), (2, 61851720), (3, 41234480), (4, 30925860), (5, 24740688), (6, 20617240), (7, 17671920), (8, 15462930), (10, 12370344), (12, 10308620), (14, 8835960), (15, 8246896), (16, 7731465), (20, 6185172), (21, 5890640), (24, 5154310), (28, 4417980), (30, 4123448), (35, 3534384), (40, 3092586), (42, 2945320), (48, 2577155), (49, 2524560), (56, 2208990), (60, 2061724), (67, 1846320), (70, 1767192), (80, 1546293), (84, 1472660), (98, 1262280), (105, 1178128), (112, 1104495), (120, 1030862), (134, 923160), (140, 883596), (147, 841520), (157, 787920), (168, 736330), (196, 631140), (201, 615440), (210, 589064), (240, 515431), (245, 504912), (268, 461580), (280, 441798), (294, 420760), (314, 393960), (335, 369264), (336, 368165), (392, 315570), (402, 307720), (420, 294532), (469, 263760), (471, 262640), (490, 252456), (536, 230790), (560, 220899), (588, 210380), (628, 196980), (670, 184632), (735, 168304), (784, 157785), (785, 157584), (804, 153860), (840, 147266), (938, 131880), (942, 131320), (980, 126228), (1005, 123088), (1072, 115395), (1099, 112560), (1176, 105190), (1256, 98490), (1340, 92316), (1407, 87920), (1470, 84152), (1570, 78792), (1608, 76930), (1680, 73633), (1876, 65940), (1884, 65660), (1960, 63114), (2010, 61544), (2198, 56280), (2345, 52752), (2352, 52595), (2355, 52528), (2512, 49245), (2680, 46158), (2814, 43960), (2940, 42076), (3140, 39396), (3216, 38465), (3283, 37680), (3297, 37520), (3752, 32970), (3768, 32830), (3920, 31557), (4020, 30772), (4396, 28140), (4690, 26376), (4710, 26264), (5360, 23079), (5495, 22512), (5628, 21980), (5880, 21038), (6280, 19698), (6566, 18840), (6594, 18760), (7035, 17584), (7504, 16485), (7536, 16415), (7693, 16080), (8040, 15386), (8792, 14070), (9380, 13188), (9420, 13132), (9849, 12560), (10519, 11760), (10990, 11256)]