168180740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 454208832

約数和(自身を除く): 286028092

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 196, 215, 245, 260, 301, 307, 364, 430, 455, 490, 559, 602, 614, 637, 860, 910, 980, 1118, 1204, 1228, 1274, 1505, 1535, 1820, 2107, 2149, 2236, 2548, 2795, 3010, 3070, 3185, 3913, 3991, 4214, 4298, 5590, 6020, 6140, 6370, 7826, 7982, 8428, 8596, 10535, 10745, 11180, 12740, 13201, 15043, 15652, 15964, 19565, 19955, 21070, 21490, 26402, 27391, 27937, 30086, 39130, 39910, 42140, 42980, 52804, 54782, 55874, 60172, 66005, 75215, 78260, 79820, 92407, 109564, 111748, 132010, 136955, 139685, 150430, 171613, 184814, 195559, 264020, 273910, 279370, 300860, 343226, 369628, 391118, 462035, 547820, 558740, 646849, 686452, 782236, 858065, 924070, 977795, 1201291, 1293698, 1716130, 1848140, 1955590, 2402582, 2587396, 3234245, 3432260, 3911180, 4805164, 6006455, 6468490, 8409037, 12012910, 12936980, 16818074, 24025820, 33636148, 42045185, 84090370, 168180740]

約数ペア:

[(1, 168180740), (2, 84090370), (4, 42045185), (5, 33636148), (7, 24025820), (10, 16818074), (13, 12936980), (14, 12012910), (20, 8409037), (26, 6468490), (28, 6006455), (35, 4805164), (43, 3911180), (49, 3432260), (52, 3234245), (65, 2587396), (70, 2402582), (86, 1955590), (91, 1848140), (98, 1716130), (130, 1293698), (140, 1201291), (172, 977795), (182, 924070), (196, 858065), (215, 782236), (245, 686452), (260, 646849), (301, 558740), (307, 547820), (364, 462035), (430, 391118), (455, 369628), (490, 343226), (559, 300860), (602, 279370), (614, 273910), (637, 264020), (860, 195559), (910, 184814), (980, 171613), (1118, 150430), (1204, 139685), (1228, 136955), (1274, 132010), (1505, 111748), (1535, 109564), (1820, 92407), (2107, 79820), (2149, 78260), (2236, 75215), (2548, 66005), (2795, 60172), (3010, 55874), (3070, 54782), (3185, 52804), (3913, 42980), (3991, 42140), (4214, 39910), (4298, 39130), (5590, 30086), (6020, 27937), (6140, 27391), (6370, 26402), (7826, 21490), (7982, 21070), (8428, 19955), (8596, 19565), (10535, 15964), (10745, 15652), (11180, 15043), (12740, 13201)]