1772121720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2273}}^1$

素因数の和:2449

約数の個数: 128

約数和(自身を含む): 5452142400

約数和(自身を除く): 3680020680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 89, 120, 146, 178, 219, 267, 292, 356, 365, 438, 445, 534, 584, 712, 730, 876, 890, 1068, 1095, 1335, 1460, 1752, 1780, 2136, 2190, 2273, 2670, 2920, 3560, 4380, 4546, 5340, 6497, 6819, 8760, 9092, 10680, 11365, 12994, 13638, 18184, 19491, 22730, 25988, 27276, 32485, 34095, 38982, 45460, 51976, 54552, 64970, 68190, 77964, 90920, 97455, 129940, 136380, 155928, 165929, 194910, 202297, 259880, 272760, 331858, 389820, 404594, 497787, 606891, 663716, 779640, 809188, 829645, 995574, 1011485, 1213782, 1327432, 1618376, 1659290, 1991148, 2022970, 2427564, 2488935, 3034455, 3318580, 3982296, 4045940, 4855128, 4977870, 6068910, 6637160, 8091880, 9955740, 12137820, 14767681, 19911480, 24275640, 29535362, 44303043, 59070724, 73838405, 88606086, 118141448, 147676810, 177212172, 221515215, 295353620, 354424344, 443030430, 590707240, 886060860, 1772121720]

約数ペア:

[(1, 1772121720), (2, 886060860), (3, 590707240), (4, 443030430), (5, 354424344), (6, 295353620), (8, 221515215), (10, 177212172), (12, 147676810), (15, 118141448), (20, 88606086), (24, 73838405), (30, 59070724), (40, 44303043), (60, 29535362), (73, 24275640), (89, 19911480), (120, 14767681), (146, 12137820), (178, 9955740), (219, 8091880), (267, 6637160), (292, 6068910), (356, 4977870), (365, 4855128), (438, 4045940), (445, 3982296), (534, 3318580), (584, 3034455), (712, 2488935), (730, 2427564), (876, 2022970), (890, 1991148), (1068, 1659290), (1095, 1618376), (1335, 1327432), (1460, 1213782), (1752, 1011485), (1780, 995574), (2136, 829645), (2190, 809188), (2273, 779640), (2670, 663716), (2920, 606891), (3560, 497787), (4380, 404594), (4546, 389820), (5340, 331858), (6497, 272760), (6819, 259880), (8760, 202297), (9092, 194910), (10680, 165929), (11365, 155928), (12994, 136380), (13638, 129940), (18184, 97455), (19491, 90920), (22730, 77964), (25988, 68190), (27276, 64970), (32485, 54552), (34095, 51976), (38982, 45460)]