253744260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4993}}^1$

素因数の和:5034

約数の個数: 144

約数和(自身を含む): 892687488

約数和(自身を除く): 638943228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4235, 4620, 4993, 5082, 7260, 8470, 9986, 10164, 12705, 14979, 16940, 19972, 24965, 25410, 29958, 34951, 49930, 50820, 54923, 59916, 69902, 74895, 99860, 104853, 109846, 139804, 149790, 164769, 174755, 209706, 219692, 274615, 299580, 329538, 349510, 384461, 419412, 524265, 549230, 604153, 659076, 699020, 768922, 823845, 1048530, 1098460, 1153383, 1208306, 1537844, 1647690, 1812459, 1922305, 2097060, 2306766, 2416612, 3020765, 3295380, 3624918, 3844610, 4229071, 4613532, 5766915, 6041530, 7249836, 7689220, 8458142, 9062295, 11533830, 12083060, 12687213, 16916284, 18124590, 21145355, 23067660, 25374426, 36249180, 42290710, 50748852, 63436065, 84581420, 126872130, 253744260]

約数ペア:

[(1, 253744260), (2, 126872130), (3, 84581420), (4, 63436065), (5, 50748852), (6, 42290710), (7, 36249180), (10, 25374426), (11, 23067660), (12, 21145355), (14, 18124590), (15, 16916284), (20, 12687213), (21, 12083060), (22, 11533830), (28, 9062295), (30, 8458142), (33, 7689220), (35, 7249836), (42, 6041530), (44, 5766915), (55, 4613532), (60, 4229071), (66, 3844610), (70, 3624918), (77, 3295380), (84, 3020765), (105, 2416612), (110, 2306766), (121, 2097060), (132, 1922305), (140, 1812459), (154, 1647690), (165, 1537844), (210, 1208306), (220, 1153383), (231, 1098460), (242, 1048530), (308, 823845), (330, 768922), (363, 699020), (385, 659076), (420, 604153), (462, 549230), (484, 524265), (605, 419412), (660, 384461), (726, 349510), (770, 329538), (847, 299580), (924, 274615), (1155, 219692), (1210, 209706), (1452, 174755), (1540, 164769), (1694, 149790), (1815, 139804), (2310, 109846), (2420, 104853), (2541, 99860), (3388, 74895), (3630, 69902), (4235, 59916), (4620, 54923), (4993, 50820), (5082, 49930), (7260, 34951), (8470, 29958), (9986, 25410), (10164, 24965), (12705, 19972), (14979, 16940)]