1428163240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:851

約数の個数: 128

約数和(自身を含む): 3763272960

約数和(自身を除く): 2335109720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 107, 140, 146, 214, 280, 292, 365, 428, 511, 535, 584, 653, 730, 749, 856, 1022, 1070, 1306, 1460, 1498, 2044, 2140, 2555, 2612, 2920, 2996, 3265, 3745, 4088, 4280, 4571, 5110, 5224, 5992, 6530, 7490, 7811, 9142, 10220, 13060, 14980, 15622, 18284, 20440, 22855, 26120, 29960, 31244, 36568, 39055, 45710, 47669, 54677, 62488, 69871, 78110, 91420, 95338, 109354, 139742, 156220, 182840, 190676, 218708, 238345, 273385, 279484, 312440, 333683, 349355, 381352, 437416, 476690, 489097, 546770, 558968, 667366, 698710, 953380, 978194, 1093540, 1334732, 1397420, 1668415, 1906760, 1956388, 2187080, 2445485, 2669464, 2794840, 3336830, 3912776, 4890970, 5100583, 6673660, 9781940, 10201166, 13347320, 19563880, 20402332, 25502915, 35704081, 40804664, 51005830, 71408162, 102011660, 142816324, 178520405, 204023320, 285632648, 357040810, 714081620, 1428163240]

約数ペア:

[(1, 1428163240), (2, 714081620), (4, 357040810), (5, 285632648), (7, 204023320), (8, 178520405), (10, 142816324), (14, 102011660), (20, 71408162), (28, 51005830), (35, 40804664), (40, 35704081), (56, 25502915), (70, 20402332), (73, 19563880), (107, 13347320), (140, 10201166), (146, 9781940), (214, 6673660), (280, 5100583), (292, 4890970), (365, 3912776), (428, 3336830), (511, 2794840), (535, 2669464), (584, 2445485), (653, 2187080), (730, 1956388), (749, 1906760), (856, 1668415), (1022, 1397420), (1070, 1334732), (1306, 1093540), (1460, 978194), (1498, 953380), (2044, 698710), (2140, 667366), (2555, 558968), (2612, 546770), (2920, 489097), (2996, 476690), (3265, 437416), (3745, 381352), (4088, 349355), (4280, 333683), (4571, 312440), (5110, 279484), (5224, 273385), (5992, 238345), (6530, 218708), (7490, 190676), (7811, 182840), (9142, 156220), (10220, 139742), (13060, 109354), (14980, 95338), (15622, 91420), (18284, 78110), (20440, 69871), (22855, 62488), (26120, 54677), (29960, 47669), (31244, 45710), (36568, 39055)]