280202280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 865123200

約数和(自身を除く): 584920920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 101, 120, 122, 183, 202, 244, 303, 305, 366, 379, 404, 488, 505, 606, 610, 732, 758, 808, 915, 1010, 1137, 1212, 1220, 1464, 1515, 1516, 1830, 1895, 2020, 2274, 2424, 2440, 3030, 3032, 3660, 3790, 4040, 4548, 5685, 6060, 6161, 7320, 7580, 9096, 11370, 12120, 12322, 15160, 18483, 22740, 23119, 24644, 30805, 36966, 38279, 45480, 46238, 49288, 61610, 69357, 73932, 76558, 92415, 92476, 114837, 115595, 123220, 138714, 147864, 153116, 184830, 184952, 191395, 229674, 231190, 246440, 277428, 306232, 346785, 369660, 382790, 459348, 462380, 554856, 574185, 693570, 739320, 765580, 918696, 924760, 1148370, 1387140, 1531160, 2296740, 2335019, 2774280, 4593480, 4670038, 7005057, 9340076, 11675095, 14010114, 18680152, 23350190, 28020228, 35025285, 46700380, 56040456, 70050570, 93400760, 140101140, 280202280]

約数ペア:

[(1, 280202280), (2, 140101140), (3, 93400760), (4, 70050570), (5, 56040456), (6, 46700380), (8, 35025285), (10, 28020228), (12, 23350190), (15, 18680152), (20, 14010114), (24, 11675095), (30, 9340076), (40, 7005057), (60, 4670038), (61, 4593480), (101, 2774280), (120, 2335019), (122, 2296740), (183, 1531160), (202, 1387140), (244, 1148370), (303, 924760), (305, 918696), (366, 765580), (379, 739320), (404, 693570), (488, 574185), (505, 554856), (606, 462380), (610, 459348), (732, 382790), (758, 369660), (808, 346785), (915, 306232), (1010, 277428), (1137, 246440), (1212, 231190), (1220, 229674), (1464, 191395), (1515, 184952), (1516, 184830), (1830, 153116), (1895, 147864), (2020, 138714), (2274, 123220), (2424, 115595), (2440, 114837), (3030, 92476), (3032, 92415), (3660, 76558), (3790, 73932), (4040, 69357), (4548, 61610), (5685, 49288), (6060, 46238), (6161, 45480), (7320, 38279), (7580, 36966), (9096, 30805), (11370, 24644), (12120, 23119), (12322, 22740), (15160, 18483)]