490149270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1359

約数の個数: 192

約数和(自身を含む): 1530809280

約数和(自身を除く): 1040660010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 19, 26, 30, 34, 38, 39, 45, 51, 57, 65, 78, 85, 90, 95, 102, 114, 117, 130, 153, 170, 171, 190, 195, 221, 234, 247, 255, 285, 306, 323, 342, 390, 442, 494, 510, 570, 585, 646, 663, 741, 765, 855, 969, 1105, 1170, 1235, 1297, 1326, 1482, 1530, 1615, 1710, 1938, 1989, 2210, 2223, 2470, 2594, 2907, 3230, 3315, 3705, 3891, 3978, 4199, 4446, 4845, 5814, 6485, 6630, 7410, 7782, 8398, 9690, 9945, 11115, 11673, 12597, 12970, 14535, 16861, 19455, 19890, 20995, 22049, 22230, 23346, 24643, 25194, 29070, 33722, 37791, 38910, 41990, 44098, 49286, 50583, 58365, 62985, 66147, 73929, 75582, 84305, 101166, 110245, 116730, 123215, 125970, 132294, 147858, 151749, 168610, 188955, 198441, 220490, 221787, 246430, 252915, 286637, 303498, 320359, 330735, 369645, 377910, 396882, 418931, 443574, 505830, 573274, 640718, 661470, 739290, 758745, 837862, 859911, 961077, 992205, 1108935, 1256793, 1433185, 1517490, 1601795, 1719822, 1922154, 1984410, 2094655, 2217870, 2513586, 2579733, 2866370, 2883231, 3203590, 3770379, 4189310, 4299555, 4805385, 5159466, 5446103, 5766462, 6283965, 7540758, 8599110, 9610770, 10892206, 12567930, 12898665, 14416155, 16338309, 18851895, 25797330, 27230515, 28832310, 32676618, 37703790, 49014927, 54461030, 81691545, 98029854, 163383090, 245074635, 490149270]

約数ペア:

[(1, 490149270), (2, 245074635), (3, 163383090), (5, 98029854), (6, 81691545), (9, 54461030), (10, 49014927), (13, 37703790), (15, 32676618), (17, 28832310), (18, 27230515), (19, 25797330), (26, 18851895), (30, 16338309), (34, 14416155), (38, 12898665), (39, 12567930), (45, 10892206), (51, 9610770), (57, 8599110), (65, 7540758), (78, 6283965), (85, 5766462), (90, 5446103), (95, 5159466), (102, 4805385), (114, 4299555), (117, 4189310), (130, 3770379), (153, 3203590), (170, 2883231), (171, 2866370), (190, 2579733), (195, 2513586), (221, 2217870), (234, 2094655), (247, 1984410), (255, 1922154), (285, 1719822), (306, 1601795), (323, 1517490), (342, 1433185), (390, 1256793), (442, 1108935), (494, 992205), (510, 961077), (570, 859911), (585, 837862), (646, 758745), (663, 739290), (741, 661470), (765, 640718), (855, 573274), (969, 505830), (1105, 443574), (1170, 418931), (1235, 396882), (1297, 377910), (1326, 369645), (1482, 330735), (1530, 320359), (1615, 303498), (1710, 286637), (1938, 252915), (1989, 246430), (2210, 221787), (2223, 220490), (2470, 198441), (2594, 188955), (2907, 168610), (3230, 151749), (3315, 147858), (3705, 132294), (3891, 125970), (3978, 123215), (4199, 116730), (4446, 110245), (4845, 101166), (5814, 84305), (6485, 75582), (6630, 73929), (7410, 66147), (7782, 62985), (8398, 58365), (9690, 50583), (9945, 49286), (11115, 44098), (11673, 41990), (12597, 38910), (12970, 37791), (14535, 33722), (16861, 29070), (19455, 25194), (19890, 24643), (20995, 23346), (22049, 22230)]