28882440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:636

約数の個数: 128

約数和(自身を含む): 98496000

約数和(自身を除く): 69613560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 569, 705, 846, 940, 1080, 1128, 1138, 1269, 1410, 1692, 1707, 1880, 2115, 2276, 2538, 2820, 2845, 3384, 3414, 4230, 4552, 5076, 5121, 5640, 5690, 6345, 6828, 8460, 8535, 10152, 10242, 11380, 12690, 13656, 15363, 16920, 17070, 20484, 22760, 25380, 25605, 26743, 30726, 34140, 40968, 50760, 51210, 53486, 61452, 68280, 76815, 80229, 102420, 106972, 122904, 133715, 153630, 160458, 204840, 213944, 240687, 267430, 307260, 320916, 401145, 481374, 534860, 614520, 641832, 722061, 802290, 962748, 1069720, 1203435, 1444122, 1604580, 1925496, 2406870, 2888244, 3209160, 3610305, 4813740, 5776488, 7220610, 9627480, 14441220, 28882440]

約数ペア:

[(1, 28882440), (2, 14441220), (3, 9627480), (4, 7220610), (5, 5776488), (6, 4813740), (8, 3610305), (9, 3209160), (10, 2888244), (12, 2406870), (15, 1925496), (18, 1604580), (20, 1444122), (24, 1203435), (27, 1069720), (30, 962748), (36, 802290), (40, 722061), (45, 641832), (47, 614520), (54, 534860), (60, 481374), (72, 401145), (90, 320916), (94, 307260), (108, 267430), (120, 240687), (135, 213944), (141, 204840), (180, 160458), (188, 153630), (216, 133715), (235, 122904), (270, 106972), (282, 102420), (360, 80229), (376, 76815), (423, 68280), (470, 61452), (540, 53486), (564, 51210), (569, 50760), (705, 40968), (846, 34140), (940, 30726), (1080, 26743), (1128, 25605), (1138, 25380), (1269, 22760), (1410, 20484), (1692, 17070), (1707, 16920), (1880, 15363), (2115, 13656), (2276, 12690), (2538, 11380), (2820, 10242), (2845, 10152), (3384, 8535), (3414, 8460), (4230, 6828), (4552, 6345), (5076, 5690), (5121, 5640)]