642281760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26237}}^1$

素因数の和:26275

約数の個数: 144

約数和(自身を含む): 2320803576

約数和(自身を除く): 1678521816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 24480, 26237, 52474, 78711, 104948, 131185, 157422, 209896, 236133, 262370, 314844, 393555, 419792, 446029, 472266, 524740, 629688, 787110, 839584, 892058, 944532, 1049480, 1180665, 1259376, 1338087, 1574220, 1784116, 1889064, 2098960, 2230145, 2361330, 2518752, 2676174, 3148440, 3568232, 3778128, 4014261, 4197920, 4460290, 4722660, 5352348, 6296880, 6690435, 7136464, 7556256, 8028522, 8920580, 9445320, 10704696, 12593760, 13380870, 14272928, 16057044, 17841160, 18890640, 20071305, 21409392, 26761740, 32114088, 35682320, 37781280, 40142610, 42818784, 53523480, 64228176, 71364640, 80285220, 107046960, 128456352, 160570440, 214093920, 321140880, 642281760]

約数ペア:

[(1, 642281760), (2, 321140880), (3, 214093920), (4, 160570440), (5, 128456352), (6, 107046960), (8, 80285220), (9, 71364640), (10, 64228176), (12, 53523480), (15, 42818784), (16, 40142610), (17, 37781280), (18, 35682320), (20, 32114088), (24, 26761740), (30, 21409392), (32, 20071305), (34, 18890640), (36, 17841160), (40, 16057044), (45, 14272928), (48, 13380870), (51, 12593760), (60, 10704696), (68, 9445320), (72, 8920580), (80, 8028522), (85, 7556256), (90, 7136464), (96, 6690435), (102, 6296880), (120, 5352348), (136, 4722660), (144, 4460290), (153, 4197920), (160, 4014261), (170, 3778128), (180, 3568232), (204, 3148440), (240, 2676174), (255, 2518752), (272, 2361330), (288, 2230145), (306, 2098960), (340, 1889064), (360, 1784116), (408, 1574220), (480, 1338087), (510, 1259376), (544, 1180665), (612, 1049480), (680, 944532), (720, 892058), (765, 839584), (816, 787110), (1020, 629688), (1224, 524740), (1360, 472266), (1440, 446029), (1530, 419792), (1632, 393555), (2040, 314844), (2448, 262370), (2720, 236133), (3060, 209896), (4080, 157422), (4896, 131185), (6120, 104948), (8160, 78711), (12240, 52474), (24480, 26237)]