277905780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3533}}^1$

素因数の和:3590

約数の個数: 144

約数和(自身を含む): 926190720

約数和(自身を除く): 648284940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 828, 855, 874, 1035, 1140, 1311, 1380, 1710, 1748, 2070, 2185, 2622, 3420, 3533, 3933, 4140, 4370, 5244, 6555, 7066, 7866, 8740, 10599, 13110, 14132, 15732, 17665, 19665, 21198, 26220, 31797, 35330, 39330, 42396, 52995, 63594, 67127, 70660, 78660, 81259, 105990, 127188, 134254, 158985, 162518, 201381, 211980, 243777, 268508, 317970, 325036, 335635, 402762, 406295, 487554, 604143, 635940, 671270, 731331, 805524, 812590, 975108, 1006905, 1208286, 1218885, 1342540, 1462662, 1543921, 1625180, 2013810, 2416572, 2437770, 2925324, 3020715, 3087842, 3656655, 4027620, 4631763, 4875540, 6041430, 6175684, 7313310, 7719605, 9263526, 12082860, 13895289, 14626620, 15439210, 18527052, 23158815, 27790578, 30878420, 46317630, 55581156, 69476445, 92635260, 138952890, 277905780]

約数ペア:

[(1, 277905780), (2, 138952890), (3, 92635260), (4, 69476445), (5, 55581156), (6, 46317630), (9, 30878420), (10, 27790578), (12, 23158815), (15, 18527052), (18, 15439210), (19, 14626620), (20, 13895289), (23, 12082860), (30, 9263526), (36, 7719605), (38, 7313310), (45, 6175684), (46, 6041430), (57, 4875540), (60, 4631763), (69, 4027620), (76, 3656655), (90, 3087842), (92, 3020715), (95, 2925324), (114, 2437770), (115, 2416572), (138, 2013810), (171, 1625180), (180, 1543921), (190, 1462662), (207, 1342540), (228, 1218885), (230, 1208286), (276, 1006905), (285, 975108), (342, 812590), (345, 805524), (380, 731331), (414, 671270), (437, 635940), (460, 604143), (570, 487554), (684, 406295), (690, 402762), (828, 335635), (855, 325036), (874, 317970), (1035, 268508), (1140, 243777), (1311, 211980), (1380, 201381), (1710, 162518), (1748, 158985), (2070, 134254), (2185, 127188), (2622, 105990), (3420, 81259), (3533, 78660), (3933, 70660), (4140, 67127), (4370, 63594), (5244, 52995), (6555, 42396), (7066, 39330), (7866, 35330), (8740, 31797), (10599, 26220), (13110, 21198), (14132, 19665), (15732, 17665)]