2004647680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{977}}^1$

素因数の和:1234

約数の個数: 144

約数和(自身を含む): 5517328320

約数和(自身を除く): 3512680640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 229, 256, 280, 320, 448, 458, 560, 640, 896, 916, 977, 1120, 1145, 1280, 1603, 1792, 1832, 1954, 2240, 2290, 3206, 3664, 3908, 4480, 4580, 4885, 6412, 6839, 7328, 7816, 8015, 8960, 9160, 9770, 12824, 13678, 14656, 15632, 16030, 18320, 19540, 25648, 27356, 29312, 31264, 32060, 34195, 36640, 39080, 51296, 54712, 58624, 62528, 64120, 68390, 73280, 78160, 102592, 109424, 125056, 128240, 136780, 146560, 156320, 205184, 218848, 223733, 250112, 256480, 273560, 293120, 312640, 410368, 437696, 447466, 512960, 547120, 625280, 875392, 894932, 1025920, 1094240, 1118665, 1250560, 1566131, 1750784, 1789864, 2051840, 2188480, 2237330, 3132262, 3579728, 4376960, 4474660, 6264524, 7159456, 7830655, 8753920, 8949320, 12529048, 14318912, 15661310, 17898640, 25058096, 28637824, 31322620, 35797280, 50116192, 57275648, 62645240, 71594560, 100232384, 125290480, 143189120, 200464768, 250580960, 286378240, 400929536, 501161920, 1002323840, 2004647680]

約数ペア:

[(1, 2004647680), (2, 1002323840), (4, 501161920), (5, 400929536), (7, 286378240), (8, 250580960), (10, 200464768), (14, 143189120), (16, 125290480), (20, 100232384), (28, 71594560), (32, 62645240), (35, 57275648), (40, 50116192), (56, 35797280), (64, 31322620), (70, 28637824), (80, 25058096), (112, 17898640), (128, 15661310), (140, 14318912), (160, 12529048), (224, 8949320), (229, 8753920), (256, 7830655), (280, 7159456), (320, 6264524), (448, 4474660), (458, 4376960), (560, 3579728), (640, 3132262), (896, 2237330), (916, 2188480), (977, 2051840), (1120, 1789864), (1145, 1750784), (1280, 1566131), (1603, 1250560), (1792, 1118665), (1832, 1094240), (1954, 1025920), (2240, 894932), (2290, 875392), (3206, 625280), (3664, 547120), (3908, 512960), (4480, 447466), (4580, 437696), (4885, 410368), (6412, 312640), (6839, 293120), (7328, 273560), (7816, 256480), (8015, 250112), (8960, 223733), (9160, 218848), (9770, 205184), (12824, 156320), (13678, 146560), (14656, 136780), (15632, 128240), (16030, 125056), (18320, 109424), (19540, 102592), (25648, 78160), (27356, 73280), (29312, 68390), (31264, 64120), (32060, 62528), (34195, 58624), (36640, 54712), (39080, 51296)]