999341420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 2738921472

約数和(自身を除く): 1739580052

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 121, 124, 140, 154, 155, 173, 217, 220, 242, 308, 310, 341, 346, 385, 434, 484, 605, 620, 682, 692, 770, 847, 865, 868, 1085, 1210, 1211, 1331, 1364, 1540, 1694, 1705, 1730, 1903, 2170, 2387, 2420, 2422, 2662, 3388, 3410, 3460, 3751, 3806, 4235, 4340, 4774, 4844, 5324, 5363, 6055, 6655, 6820, 7502, 7612, 8470, 9317, 9515, 9548, 10726, 11935, 12110, 13310, 13321, 15004, 16940, 18634, 18755, 19030, 20933, 21452, 23870, 24220, 26257, 26620, 26642, 26815, 37268, 37510, 37541, 38060, 41261, 41866, 46585, 47740, 52514, 53284, 53630, 58993, 66605, 75020, 75082, 82522, 83732, 93170, 104665, 105028, 107260, 117986, 131285, 133210, 146531, 150164, 165044, 186340, 187705, 206305, 209330, 230263, 235972, 262570, 266420, 288827, 293062, 294965, 375410, 412610, 412951, 418660, 460526, 525140, 577654, 586124, 589930, 648923, 732655, 750820, 825220, 825902, 921052, 1151315, 1155308, 1179860, 1297846, 1444135, 1465310, 1611841, 1651804, 2064755, 2302630, 2595692, 2888270, 2930620, 3223682, 3244615, 4129510, 4542461, 4605260, 5776540, 6447364, 6489230, 7138153, 8059205, 8259020, 9084922, 12978460, 14276306, 16118410, 18169844, 22712305, 28552612, 32236820, 35690765, 45424610, 49967071, 71381530, 90849220, 99934142, 142763060, 199868284, 249835355, 499670710, 999341420]

約数ペア:

[(1, 999341420), (2, 499670710), (4, 249835355), (5, 199868284), (7, 142763060), (10, 99934142), (11, 90849220), (14, 71381530), (20, 49967071), (22, 45424610), (28, 35690765), (31, 32236820), (35, 28552612), (44, 22712305), (55, 18169844), (62, 16118410), (70, 14276306), (77, 12978460), (110, 9084922), (121, 8259020), (124, 8059205), (140, 7138153), (154, 6489230), (155, 6447364), (173, 5776540), (217, 4605260), (220, 4542461), (242, 4129510), (308, 3244615), (310, 3223682), (341, 2930620), (346, 2888270), (385, 2595692), (434, 2302630), (484, 2064755), (605, 1651804), (620, 1611841), (682, 1465310), (692, 1444135), (770, 1297846), (847, 1179860), (865, 1155308), (868, 1151315), (1085, 921052), (1210, 825902), (1211, 825220), (1331, 750820), (1364, 732655), (1540, 648923), (1694, 589930), (1705, 586124), (1730, 577654), (1903, 525140), (2170, 460526), (2387, 418660), (2420, 412951), (2422, 412610), (2662, 375410), (3388, 294965), (3410, 293062), (3460, 288827), (3751, 266420), (3806, 262570), (4235, 235972), (4340, 230263), (4774, 209330), (4844, 206305), (5324, 187705), (5363, 186340), (6055, 165044), (6655, 150164), (6820, 146531), (7502, 133210), (7612, 131285), (8470, 117986), (9317, 107260), (9515, 105028), (9548, 104665), (10726, 93170), (11935, 83732), (12110, 82522), (13310, 75082), (13321, 75020), (15004, 66605), (16940, 58993), (18634, 53630), (18755, 53284), (19030, 52514), (20933, 47740), (21452, 46585), (23870, 41866), (24220, 41261), (26257, 38060), (26620, 37541), (26642, 37510), (26815, 37268)]