280196280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2851}}^1$

素因数の和:2891

約数の個数: 256

約数和(自身を含む): 1149926400

約数和(自身を除く): 869730120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 2851, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 5702, 6552, 7020, 7560, 8190, 8553, 9828, 10920, 11404, 12285, 14040, 14255, 16380, 17106, 19656, 19957, 22808, 24570, 25659, 28510, 32760, 34212, 37063, 39914, 42765, 49140, 51318, 57020, 59871, 68424, 74126, 76977, 79828, 85530, 98280, 99785, 102636, 111189, 114040, 119742, 128295, 148252, 153954, 159656, 171060, 179613, 185315, 199570, 205272, 222378, 239484, 256590, 259441, 296504, 299355, 307908, 333567, 342120, 359226, 370630, 384885, 399140, 444756, 478968, 513180, 518882, 538839, 555945, 598710, 615816, 667134, 718452, 741260, 769770, 778323, 798280, 889512, 898065, 1000701, 1026360, 1037764, 1077678, 1111890, 1197420, 1297205, 1334268, 1436904, 1482520, 1539540, 1556646, 1667835, 1796130, 2001402, 2075528, 2155356, 2223780, 2334969, 2394840, 2594410, 2668536, 2694195, 3079080, 3113292, 3335670, 3592260, 3891615, 4002804, 4310712, 4447560, 4669938, 5003505, 5188820, 5388390, 6226584, 6671340, 7004907, 7184520, 7783230, 8005608, 9339876, 10007010, 10377640, 10776780, 11674845, 13342680, 14009814, 15566460, 18679752, 20014020, 21553560, 23349690, 28019628, 31132920, 35024535, 40028040, 46699380, 56039256, 70049070, 93398760, 140098140, 280196280]

約数ペア:

[(1, 280196280), (2, 140098140), (3, 93398760), (4, 70049070), (5, 56039256), (6, 46699380), (7, 40028040), (8, 35024535), (9, 31132920), (10, 28019628), (12, 23349690), (13, 21553560), (14, 20014020), (15, 18679752), (18, 15566460), (20, 14009814), (21, 13342680), (24, 11674845), (26, 10776780), (27, 10377640), (28, 10007010), (30, 9339876), (35, 8005608), (36, 7783230), (39, 7184520), (40, 7004907), (42, 6671340), (45, 6226584), (52, 5388390), (54, 5188820), (56, 5003505), (60, 4669938), (63, 4447560), (65, 4310712), (70, 4002804), (72, 3891615), (78, 3592260), (84, 3335670), (90, 3113292), (91, 3079080), (104, 2694195), (105, 2668536), (108, 2594410), (117, 2394840), (120, 2334969), (126, 2223780), (130, 2155356), (135, 2075528), (140, 2001402), (156, 1796130), (168, 1667835), (180, 1556646), (182, 1539540), (189, 1482520), (195, 1436904), (210, 1334268), (216, 1297205), (234, 1197420), (252, 1111890), (260, 1077678), (270, 1037764), (273, 1026360), (280, 1000701), (312, 898065), (315, 889512), (351, 798280), (360, 778323), (364, 769770), (378, 741260), (390, 718452), (420, 667134), (455, 615816), (468, 598710), (504, 555945), (520, 538839), (540, 518882), (546, 513180), (585, 478968), (630, 444756), (702, 399140), (728, 384885), (756, 370630), (780, 359226), (819, 342120), (840, 333567), (910, 307908), (936, 299355), (945, 296504), (1080, 259441), (1092, 256590), (1170, 239484), (1260, 222378), (1365, 205272), (1404, 199570), (1512, 185315), (1560, 179613), (1638, 171060), (1755, 159656), (1820, 153954), (1890, 148252), (2184, 128295), (2340, 119742), (2457, 114040), (2520, 111189), (2730, 102636), (2808, 99785), (2851, 98280), (3276, 85530), (3510, 79828), (3640, 76977), (3780, 74126), (4095, 68424), (4680, 59871), (4914, 57020), (5460, 51318), (5702, 49140), (6552, 42765), (7020, 39914), (7560, 37063), (8190, 34212), (8553, 32760), (9828, 28510), (10920, 25659), (11404, 24570), (12285, 22808), (14040, 19957), (14255, 19656), (16380, 17106)]