28834380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 96314400

約数和(自身を除く): 67480020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 349, 405, 459, 486, 510, 540, 612, 698, 765, 810, 918, 972, 1020, 1047, 1215, 1377, 1396, 1530, 1620, 1745, 1836, 2094, 2295, 2430, 2754, 3060, 3141, 3490, 4131, 4188, 4590, 4860, 5235, 5508, 5933, 6282, 6885, 6980, 8262, 9180, 9423, 10470, 11866, 12564, 13770, 15705, 16524, 17799, 18846, 20655, 20940, 23732, 27540, 28269, 29665, 31410, 35598, 37692, 41310, 47115, 53397, 56538, 59330, 62820, 71196, 82620, 84807, 88995, 94230, 106794, 113076, 118660, 141345, 160191, 169614, 177990, 188460, 213588, 266985, 282690, 320382, 339228, 355980, 424035, 480573, 533970, 565380, 640764, 800955, 848070, 961146, 1067940, 1441719, 1601910, 1696140, 1922292, 2402865, 2883438, 3203820, 4805730, 5766876, 7208595, 9611460, 14417190, 28834380]

約数ペア:

[(1, 28834380), (2, 14417190), (3, 9611460), (4, 7208595), (5, 5766876), (6, 4805730), (9, 3203820), (10, 2883438), (12, 2402865), (15, 1922292), (17, 1696140), (18, 1601910), (20, 1441719), (27, 1067940), (30, 961146), (34, 848070), (36, 800955), (45, 640764), (51, 565380), (54, 533970), (60, 480573), (68, 424035), (81, 355980), (85, 339228), (90, 320382), (102, 282690), (108, 266985), (135, 213588), (153, 188460), (162, 177990), (170, 169614), (180, 160191), (204, 141345), (243, 118660), (255, 113076), (270, 106794), (306, 94230), (324, 88995), (340, 84807), (349, 82620), (405, 71196), (459, 62820), (486, 59330), (510, 56538), (540, 53397), (612, 47115), (698, 41310), (765, 37692), (810, 35598), (918, 31410), (972, 29665), (1020, 28269), (1047, 27540), (1215, 23732), (1377, 20940), (1396, 20655), (1530, 18846), (1620, 17799), (1745, 16524), (1836, 15705), (2094, 13770), (2295, 12564), (2430, 11866), (2754, 10470), (3060, 9423), (3141, 9180), (3490, 8262), (4131, 6980), (4188, 6885), (4590, 6282), (4860, 5933), (5235, 5508)]