87420900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:363

約数の個数: 216

約数和(自身を含む): 310709280

約数和(自身を除く): 223288380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 49, 50, 57, 60, 70, 75, 76, 84, 95, 98, 100, 105, 114, 133, 140, 147, 150, 175, 190, 196, 210, 228, 245, 266, 285, 294, 300, 313, 350, 380, 399, 420, 475, 490, 525, 532, 570, 588, 626, 665, 700, 735, 798, 931, 939, 950, 980, 1050, 1140, 1225, 1252, 1330, 1425, 1470, 1565, 1596, 1862, 1878, 1900, 1995, 2100, 2191, 2450, 2660, 2793, 2850, 2940, 3130, 3325, 3675, 3724, 3756, 3990, 4382, 4655, 4695, 4900, 5586, 5700, 5947, 6260, 6573, 6650, 7350, 7825, 7980, 8764, 9310, 9390, 9975, 10955, 11172, 11894, 13146, 13300, 13965, 14700, 15337, 15650, 17841, 18620, 18780, 19950, 21910, 23275, 23475, 23788, 26292, 27930, 29735, 30674, 31300, 32865, 35682, 39900, 41629, 43820, 46011, 46550, 46950, 54775, 55860, 59470, 61348, 65730, 69825, 71364, 76685, 83258, 89205, 92022, 93100, 93900, 109550, 118940, 124887, 131460, 139650, 148675, 153370, 164325, 166516, 178410, 184044, 208145, 219100, 230055, 249774, 279300, 291403, 297350, 306740, 328650, 356820, 383425, 416290, 446025, 460110, 499548, 582806, 594700, 624435, 657300, 766850, 832580, 874209, 892050, 920220, 1040725, 1150275, 1165612, 1248870, 1457015, 1533700, 1748418, 1784100, 2081450, 2300550, 2497740, 2914030, 3122175, 3496836, 4162900, 4371045, 4601100, 5828060, 6244350, 7285075, 8742090, 12488700, 14570150, 17484180, 21855225, 29140300, 43710450, 87420900]

約数ペア:

[(1, 87420900), (2, 43710450), (3, 29140300), (4, 21855225), (5, 17484180), (6, 14570150), (7, 12488700), (10, 8742090), (12, 7285075), (14, 6244350), (15, 5828060), (19, 4601100), (20, 4371045), (21, 4162900), (25, 3496836), (28, 3122175), (30, 2914030), (35, 2497740), (38, 2300550), (42, 2081450), (49, 1784100), (50, 1748418), (57, 1533700), (60, 1457015), (70, 1248870), (75, 1165612), (76, 1150275), (84, 1040725), (95, 920220), (98, 892050), (100, 874209), (105, 832580), (114, 766850), (133, 657300), (140, 624435), (147, 594700), (150, 582806), (175, 499548), (190, 460110), (196, 446025), (210, 416290), (228, 383425), (245, 356820), (266, 328650), (285, 306740), (294, 297350), (300, 291403), (313, 279300), (350, 249774), (380, 230055), (399, 219100), (420, 208145), (475, 184044), (490, 178410), (525, 166516), (532, 164325), (570, 153370), (588, 148675), (626, 139650), (665, 131460), (700, 124887), (735, 118940), (798, 109550), (931, 93900), (939, 93100), (950, 92022), (980, 89205), (1050, 83258), (1140, 76685), (1225, 71364), (1252, 69825), (1330, 65730), (1425, 61348), (1470, 59470), (1565, 55860), (1596, 54775), (1862, 46950), (1878, 46550), (1900, 46011), (1995, 43820), (2100, 41629), (2191, 39900), (2450, 35682), (2660, 32865), (2793, 31300), (2850, 30674), (2940, 29735), (3130, 27930), (3325, 26292), (3675, 23788), (3724, 23475), (3756, 23275), (3990, 21910), (4382, 19950), (4655, 18780), (4695, 18620), (4900, 17841), (5586, 15650), (5700, 15337), (5947, 14700), (6260, 13965), (6573, 13300), (6650, 13146), (7350, 11894), (7825, 11172), (7980, 10955), (8764, 9975), (9310, 9390)]