249802560

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12391}}^1$

素因数の和:12421

約数の個数: 168

約数和(自身を含む): 982041216

約数和(自身を除く): 732238656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 12391, 20160, 24782, 37173, 49564, 61955, 74346, 86737, 99128, 111519, 123910, 148692, 173474, 185865, 198256, 223038, 247820, 260211, 297384, 346948, 371730, 396512, 433685, 446076, 495640, 520422, 557595, 594768, 693896, 743460, 780633, 793024, 867370, 892152, 991280, 1040844, 1115190, 1189536, 1301055, 1387792, 1486920, 1561266, 1734740, 1784304, 1982560, 2081688, 2230380, 2379072, 2602110, 2775584, 2973840, 3122532, 3469480, 3568608, 3903165, 3965120, 4163376, 4460760, 5204220, 5551168, 5947680, 6245064, 6938960, 7137216, 7806330, 8326752, 8921520, 10408440, 11895360, 12490128, 13877920, 15612660, 16653504, 17843040, 20816880, 24980256, 27755840, 31225320, 35686080, 41633760, 49960512, 62450640, 83267520, 124901280, 249802560]

約数ペア:

[(1, 249802560), (2, 124901280), (3, 83267520), (4, 62450640), (5, 49960512), (6, 41633760), (7, 35686080), (8, 31225320), (9, 27755840), (10, 24980256), (12, 20816880), (14, 17843040), (15, 16653504), (16, 15612660), (18, 13877920), (20, 12490128), (21, 11895360), (24, 10408440), (28, 8921520), (30, 8326752), (32, 7806330), (35, 7137216), (36, 6938960), (40, 6245064), (42, 5947680), (45, 5551168), (48, 5204220), (56, 4460760), (60, 4163376), (63, 3965120), (64, 3903165), (70, 3568608), (72, 3469480), (80, 3122532), (84, 2973840), (90, 2775584), (96, 2602110), (105, 2379072), (112, 2230380), (120, 2081688), (126, 1982560), (140, 1784304), (144, 1734740), (160, 1561266), (168, 1486920), (180, 1387792), (192, 1301055), (210, 1189536), (224, 1115190), (240, 1040844), (252, 991280), (280, 892152), (288, 867370), (315, 793024), (320, 780633), (336, 743460), (360, 693896), (420, 594768), (448, 557595), (480, 520422), (504, 495640), (560, 446076), (576, 433685), (630, 396512), (672, 371730), (720, 346948), (840, 297384), (960, 260211), (1008, 247820), (1120, 223038), (1260, 198256), (1344, 185865), (1440, 173474), (1680, 148692), (2016, 123910), (2240, 111519), (2520, 99128), (2880, 86737), (3360, 74346), (4032, 61955), (5040, 49564), (6720, 37173), (10080, 24782), (12391, 20160)]