71686620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 240

約数和(自身を含む): 252473760

約数和(自身を除く): 180787140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 137, 153, 162, 170, 171, 180, 190, 204, 228, 255, 270, 274, 285, 306, 323, 324, 340, 342, 380, 405, 411, 459, 510, 513, 540, 548, 570, 612, 646, 684, 685, 765, 810, 822, 855, 918, 969, 1020, 1026, 1140, 1233, 1292, 1370, 1377, 1530, 1539, 1615, 1620, 1644, 1710, 1836, 1938, 2052, 2055, 2295, 2329, 2466, 2565, 2603, 2740, 2754, 2907, 3060, 3078, 3230, 3420, 3699, 3876, 4110, 4590, 4658, 4845, 4932, 5130, 5206, 5508, 5814, 6156, 6165, 6460, 6885, 6987, 7398, 7695, 7809, 8220, 8721, 9180, 9316, 9690, 10260, 10412, 11097, 11628, 11645, 12330, 13015, 13770, 13974, 14535, 14796, 15390, 15618, 17442, 18495, 19380, 20961, 22194, 23290, 23427, 24660, 26030, 26163, 27540, 27948, 29070, 30780, 31236, 34884, 34935, 36990, 39045, 41922, 43605, 44251, 44388, 46580, 46854, 52060, 52326, 55485, 58140, 62883, 69870, 70281, 73980, 78090, 83844, 87210, 88502, 93708, 104652, 104805, 110970, 117135, 125766, 130815, 132753, 139740, 140562, 156180, 174420, 177004, 188649, 209610, 210843, 221255, 221940, 234270, 251532, 261630, 265506, 281124, 314415, 351405, 377298, 398259, 419220, 421686, 442510, 468540, 523260, 531012, 628830, 663765, 702810, 754596, 796518, 843372, 885020, 943245, 1054215, 1194777, 1257660, 1327530, 1405620, 1593036, 1886490, 1991295, 2108430, 2389554, 2655060, 3584331, 3772980, 3982590, 4216860, 4779108, 5973885, 7168662, 7965180, 11947770, 14337324, 17921655, 23895540, 35843310, 71686620]

約数ペア:

[(1, 71686620), (2, 35843310), (3, 23895540), (4, 17921655), (5, 14337324), (6, 11947770), (9, 7965180), (10, 7168662), (12, 5973885), (15, 4779108), (17, 4216860), (18, 3982590), (19, 3772980), (20, 3584331), (27, 2655060), (30, 2389554), (34, 2108430), (36, 1991295), (38, 1886490), (45, 1593036), (51, 1405620), (54, 1327530), (57, 1257660), (60, 1194777), (68, 1054215), (76, 943245), (81, 885020), (85, 843372), (90, 796518), (95, 754596), (102, 702810), (108, 663765), (114, 628830), (135, 531012), (137, 523260), (153, 468540), (162, 442510), (170, 421686), (171, 419220), (180, 398259), (190, 377298), (204, 351405), (228, 314415), (255, 281124), (270, 265506), (274, 261630), (285, 251532), (306, 234270), (323, 221940), (324, 221255), (340, 210843), (342, 209610), (380, 188649), (405, 177004), (411, 174420), (459, 156180), (510, 140562), (513, 139740), (540, 132753), (548, 130815), (570, 125766), (612, 117135), (646, 110970), (684, 104805), (685, 104652), (765, 93708), (810, 88502), (822, 87210), (855, 83844), (918, 78090), (969, 73980), (1020, 70281), (1026, 69870), (1140, 62883), (1233, 58140), (1292, 55485), (1370, 52326), (1377, 52060), (1530, 46854), (1539, 46580), (1615, 44388), (1620, 44251), (1644, 43605), (1710, 41922), (1836, 39045), (1938, 36990), (2052, 34935), (2055, 34884), (2295, 31236), (2329, 30780), (2466, 29070), (2565, 27948), (2603, 27540), (2740, 26163), (2754, 26030), (2907, 24660), (3060, 23427), (3078, 23290), (3230, 22194), (3420, 20961), (3699, 19380), (3876, 18495), (4110, 17442), (4590, 15618), (4658, 15390), (4845, 14796), (4932, 14535), (5130, 13974), (5206, 13770), (5508, 13015), (5814, 12330), (6156, 11645), (6165, 11628), (6460, 11097), (6885, 10412), (6987, 10260), (7398, 9690), (7695, 9316), (7809, 9180), (8220, 8721)]