19222920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 68607000

約数和(自身を除く): 49384080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 340, 349, 360, 405, 408, 459, 510, 540, 612, 648, 680, 698, 765, 810, 918, 1020, 1047, 1080, 1224, 1377, 1396, 1530, 1620, 1745, 1836, 2040, 2094, 2295, 2754, 2792, 3060, 3141, 3240, 3490, 3672, 4188, 4590, 5235, 5508, 5933, 6120, 6282, 6885, 6980, 8376, 9180, 9423, 10470, 11016, 11866, 12564, 13770, 13960, 15705, 17799, 18360, 18846, 20940, 23732, 25128, 27540, 28269, 29665, 31410, 35598, 37692, 41880, 47115, 47464, 53397, 55080, 56538, 59330, 62820, 71196, 75384, 88995, 94230, 106794, 113076, 118660, 125640, 141345, 142392, 160191, 177990, 188460, 213588, 226152, 237320, 266985, 282690, 320382, 355980, 376920, 427176, 480573, 533970, 565380, 640764, 711960, 800955, 961146, 1067940, 1130760, 1281528, 1601910, 1922292, 2135880, 2402865, 3203820, 3844584, 4805730, 6407640, 9611460, 19222920]

約数ペア:

[(1, 19222920), (2, 9611460), (3, 6407640), (4, 4805730), (5, 3844584), (6, 3203820), (8, 2402865), (9, 2135880), (10, 1922292), (12, 1601910), (15, 1281528), (17, 1130760), (18, 1067940), (20, 961146), (24, 800955), (27, 711960), (30, 640764), (34, 565380), (36, 533970), (40, 480573), (45, 427176), (51, 376920), (54, 355980), (60, 320382), (68, 282690), (72, 266985), (81, 237320), (85, 226152), (90, 213588), (102, 188460), (108, 177990), (120, 160191), (135, 142392), (136, 141345), (153, 125640), (162, 118660), (170, 113076), (180, 106794), (204, 94230), (216, 88995), (255, 75384), (270, 71196), (306, 62820), (324, 59330), (340, 56538), (349, 55080), (360, 53397), (405, 47464), (408, 47115), (459, 41880), (510, 37692), (540, 35598), (612, 31410), (648, 29665), (680, 28269), (698, 27540), (765, 25128), (810, 23732), (918, 20940), (1020, 18846), (1047, 18360), (1080, 17799), (1224, 15705), (1377, 13960), (1396, 13770), (1530, 12564), (1620, 11866), (1745, 11016), (1836, 10470), (2040, 9423), (2094, 9180), (2295, 8376), (2754, 6980), (2792, 6885), (3060, 6282), (3141, 6120), (3240, 5933), (3490, 5508), (3672, 5235), (4188, 4590)]