253894320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20743}}^1$

素因数の和:20779

約数の個数: 120

約数和(自身を含む): 902861856

約数和(自身を除く): 648967536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20743, 41486, 62229, 82972, 103715, 124458, 165944, 186687, 207430, 248916, 311145, 331888, 352631, 373374, 414860, 497832, 622290, 705262, 746748, 829720, 933435, 995664, 1057893, 1244580, 1410524, 1493496, 1659440, 1763155, 1866870, 2115786, 2489160, 2821048, 2986992, 3173679, 3526310, 3733740, 4231572, 4978320, 5289465, 5642096, 6347358, 7052620, 7467480, 8463144, 10578930, 12694716, 14105240, 14934960, 15868395, 16926288, 21157860, 25389432, 28210480, 31736790, 42315720, 50778864, 63473580, 84631440, 126947160, 253894320]

約数ペア:

[(1, 253894320), (2, 126947160), (3, 84631440), (4, 63473580), (5, 50778864), (6, 42315720), (8, 31736790), (9, 28210480), (10, 25389432), (12, 21157860), (15, 16926288), (16, 15868395), (17, 14934960), (18, 14105240), (20, 12694716), (24, 10578930), (30, 8463144), (34, 7467480), (36, 7052620), (40, 6347358), (45, 5642096), (48, 5289465), (51, 4978320), (60, 4231572), (68, 3733740), (72, 3526310), (80, 3173679), (85, 2986992), (90, 2821048), (102, 2489160), (120, 2115786), (136, 1866870), (144, 1763155), (153, 1659440), (170, 1493496), (180, 1410524), (204, 1244580), (240, 1057893), (255, 995664), (272, 933435), (306, 829720), (340, 746748), (360, 705262), (408, 622290), (510, 497832), (612, 414860), (680, 373374), (720, 352631), (765, 331888), (816, 311145), (1020, 248916), (1224, 207430), (1360, 186687), (1530, 165944), (2040, 124458), (2448, 103715), (3060, 82972), (4080, 62229), (6120, 41486), (12240, 20743)]