308688240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{26249}}^1$

素因数の和:26279

約数の個数: 120

約数和(自身を含む): 1113210000

約数和(自身を除く): 804521760

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, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 26249, 52498, 78747, 104996, 131245, 157494, 183743, 209992, 262490, 314988, 367486, 393735, 419984, 524980, 551229, 629976, 734972, 787470, 918715, 1049960, 1102458, 1259952, 1286201, 1469944, 1574940, 1837430, 2099920, 2204916, 2572402, 2756145, 2939888, 3149880, 3674860, 3858603, 4409832, 5144804, 5512290, 6299760, 6431005, 7349720, 7717206, 8819664, 10289608, 11024580, 12862010, 14699440, 15434412, 19293015, 20579216, 22049160, 25724020, 30868824, 38586030, 44098320, 51448040, 61737648, 77172060, 102896080, 154344120, 308688240]

約数ペア:

[(1, 308688240), (2, 154344120), (3, 102896080), (4, 77172060), (5, 61737648), (6, 51448040), (7, 44098320), (8, 38586030), (10, 30868824), (12, 25724020), (14, 22049160), (15, 20579216), (16, 19293015), (20, 15434412), (21, 14699440), (24, 12862010), (28, 11024580), (30, 10289608), (35, 8819664), (40, 7717206), (42, 7349720), (48, 6431005), (49, 6299760), (56, 5512290), (60, 5144804), (70, 4409832), (80, 3858603), (84, 3674860), (98, 3149880), (105, 2939888), (112, 2756145), (120, 2572402), (140, 2204916), (147, 2099920), (168, 1837430), (196, 1574940), (210, 1469944), (240, 1286201), (245, 1259952), (280, 1102458), (294, 1049960), (336, 918715), (392, 787470), (420, 734972), (490, 629976), (560, 551229), (588, 524980), (735, 419984), (784, 393735), (840, 367486), (980, 314988), (1176, 262490), (1470, 209992), (1680, 183743), (1960, 157494), (2352, 131245), (2940, 104996), (3920, 78747), (5880, 52498), (11760, 26249)]