28237680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:808

約数の個数: 160

約数和(自身を含む): 103118400

約数和(自身を除く): 74880720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 769, 816, 918, 1020, 1080, 1224, 1360, 1530, 1538, 1836, 2040, 2160, 2295, 2307, 2448, 3060, 3076, 3672, 3845, 4080, 4590, 4614, 6120, 6152, 6921, 7344, 7690, 9180, 9228, 11535, 12240, 12304, 13073, 13842, 15380, 18360, 18456, 20763, 23070, 26146, 27684, 30760, 34605, 36720, 36912, 39219, 41526, 46140, 52292, 55368, 61520, 65365, 69210, 78438, 83052, 92280, 103815, 104584, 110736, 117657, 130730, 138420, 156876, 166104, 184560, 196095, 207630, 209168, 235314, 261460, 276840, 313752, 332208, 352971, 392190, 415260, 470628, 522920, 553680, 588285, 627504, 705942, 784380, 830520, 941256, 1045840, 1176570, 1411884, 1568760, 1661040, 1764855, 1882512, 2353140, 2823768, 3137520, 3529710, 4706280, 5647536, 7059420, 9412560, 14118840, 28237680]

約数ペア:

[(1, 28237680), (2, 14118840), (3, 9412560), (4, 7059420), (5, 5647536), (6, 4706280), (8, 3529710), (9, 3137520), (10, 2823768), (12, 2353140), (15, 1882512), (16, 1764855), (17, 1661040), (18, 1568760), (20, 1411884), (24, 1176570), (27, 1045840), (30, 941256), (34, 830520), (36, 784380), (40, 705942), (45, 627504), (48, 588285), (51, 553680), (54, 522920), (60, 470628), (68, 415260), (72, 392190), (80, 352971), (85, 332208), (90, 313752), (102, 276840), (108, 261460), (120, 235314), (135, 209168), (136, 207630), (144, 196095), (153, 184560), (170, 166104), (180, 156876), (204, 138420), (216, 130730), (240, 117657), (255, 110736), (270, 104584), (272, 103815), (306, 92280), (340, 83052), (360, 78438), (408, 69210), (432, 65365), (459, 61520), (510, 55368), (540, 52292), (612, 46140), (680, 41526), (720, 39219), (765, 36912), (769, 36720), (816, 34605), (918, 30760), (1020, 27684), (1080, 26146), (1224, 23070), (1360, 20763), (1530, 18456), (1538, 18360), (1836, 15380), (2040, 13842), (2160, 13073), (2295, 12304), (2307, 12240), (2448, 11535), (3060, 9228), (3076, 9180), (3672, 7690), (3845, 7344), (4080, 6921), (4590, 6152), (4614, 6120)]