217245240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3529}}^1$

素因数の和:3571

約数の個数: 160

約数和(自身を含む): 768834000

約数和(自身を除く): 551588760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 3529, 4104, 5130, 6156, 6840, 7058, 7695, 10260, 10587, 12312, 14116, 15390, 17645, 20520, 21174, 28232, 30780, 31761, 35290, 42348, 52935, 61560, 63522, 67051, 70580, 84696, 95283, 105870, 127044, 134102, 141160, 158805, 190566, 201153, 211740, 254088, 268204, 285849, 317610, 335255, 381132, 402306, 423480, 476415, 536408, 571698, 603459, 635220, 670510, 762264, 804612, 952830, 1005765, 1143396, 1206918, 1270440, 1341020, 1429245, 1609224, 1810377, 1905660, 2011530, 2286792, 2413836, 2682040, 2858490, 3017295, 3620754, 3811320, 4023060, 4827672, 5431131, 5716980, 6034590, 7241508, 8046120, 9051885, 10862262, 11433960, 12069180, 14483016, 18103770, 21724524, 24138360, 27155655, 36207540, 43449048, 54311310, 72415080, 108622620, 217245240]

約数ペア:

[(1, 217245240), (2, 108622620), (3, 72415080), (4, 54311310), (5, 43449048), (6, 36207540), (8, 27155655), (9, 24138360), (10, 21724524), (12, 18103770), (15, 14483016), (18, 12069180), (19, 11433960), (20, 10862262), (24, 9051885), (27, 8046120), (30, 7241508), (36, 6034590), (38, 5716980), (40, 5431131), (45, 4827672), (54, 4023060), (57, 3811320), (60, 3620754), (72, 3017295), (76, 2858490), (81, 2682040), (90, 2413836), (95, 2286792), (108, 2011530), (114, 1905660), (120, 1810377), (135, 1609224), (152, 1429245), (162, 1341020), (171, 1270440), (180, 1206918), (190, 1143396), (216, 1005765), (228, 952830), (270, 804612), (285, 762264), (324, 670510), (342, 635220), (360, 603459), (380, 571698), (405, 536408), (456, 476415), (513, 423480), (540, 402306), (570, 381132), (648, 335255), (684, 317610), (760, 285849), (810, 268204), (855, 254088), (1026, 211740), (1080, 201153), (1140, 190566), (1368, 158805), (1539, 141160), (1620, 134102), (1710, 127044), (2052, 105870), (2280, 95283), (2565, 84696), (3078, 70580), (3240, 67051), (3420, 63522), (3529, 61560), (4104, 52935), (5130, 42348), (6156, 35290), (6840, 31761), (7058, 30780), (7695, 28232), (10260, 21174), (10587, 20520), (12312, 17645), (14116, 15390)]