1389350520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:630

約数の個数: 192

約数和(自身を含む): 4621406400

約数和(自身を除く): 3232055880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 103, 120, 178, 180, 206, 267, 309, 356, 360, 412, 421, 445, 515, 534, 618, 712, 801, 824, 842, 890, 927, 1030, 1068, 1236, 1263, 1335, 1545, 1602, 1684, 1780, 1854, 2060, 2105, 2136, 2472, 2526, 2670, 3090, 3204, 3368, 3560, 3708, 3789, 4005, 4120, 4210, 4635, 5052, 5340, 6180, 6315, 6408, 7416, 7578, 8010, 8420, 9167, 9270, 10104, 10680, 12360, 12630, 15156, 16020, 16840, 18334, 18540, 18945, 25260, 27501, 30312, 32040, 36668, 37080, 37469, 37890, 43363, 45835, 50520, 55002, 73336, 74938, 75780, 82503, 86726, 91670, 110004, 112407, 130089, 137505, 149876, 151560, 165006, 173452, 183340, 187345, 216815, 220008, 224814, 260178, 275010, 299752, 330012, 337221, 346904, 366680, 374690, 390267, 412515, 433630, 449628, 520356, 550020, 562035, 650445, 660024, 674442, 749380, 780534, 825030, 867260, 899256, 1040712, 1100040, 1124070, 1300890, 1348884, 1498760, 1561068, 1650060, 1686105, 1734520, 1951335, 2248140, 2601780, 2697768, 3122136, 3300120, 3372210, 3859307, 3902670, 4496280, 5203560, 6744420, 7718614, 7805340, 11577921, 13488840, 15437228, 15610680, 19296535, 23155842, 30874456, 34733763, 38593070, 46311684, 57889605, 69467526, 77186140, 92623368, 115779210, 138935052, 154372280, 173668815, 231558420, 277870104, 347337630, 463116840, 694675260, 1389350520]

約数ペア:

[(1, 1389350520), (2, 694675260), (3, 463116840), (4, 347337630), (5, 277870104), (6, 231558420), (8, 173668815), (9, 154372280), (10, 138935052), (12, 115779210), (15, 92623368), (18, 77186140), (20, 69467526), (24, 57889605), (30, 46311684), (36, 38593070), (40, 34733763), (45, 30874456), (60, 23155842), (72, 19296535), (89, 15610680), (90, 15437228), (103, 13488840), (120, 11577921), (178, 7805340), (180, 7718614), (206, 6744420), (267, 5203560), (309, 4496280), (356, 3902670), (360, 3859307), (412, 3372210), (421, 3300120), (445, 3122136), (515, 2697768), (534, 2601780), (618, 2248140), (712, 1951335), (801, 1734520), (824, 1686105), (842, 1650060), (890, 1561068), (927, 1498760), (1030, 1348884), (1068, 1300890), (1236, 1124070), (1263, 1100040), (1335, 1040712), (1545, 899256), (1602, 867260), (1684, 825030), (1780, 780534), (1854, 749380), (2060, 674442), (2105, 660024), (2136, 650445), (2472, 562035), (2526, 550020), (2670, 520356), (3090, 449628), (3204, 433630), (3368, 412515), (3560, 390267), (3708, 374690), (3789, 366680), (4005, 346904), (4120, 337221), (4210, 330012), (4635, 299752), (5052, 275010), (5340, 260178), (6180, 224814), (6315, 220008), (6408, 216815), (7416, 187345), (7578, 183340), (8010, 173452), (8420, 165006), (9167, 151560), (9270, 149876), (10104, 137505), (10680, 130089), (12360, 112407), (12630, 110004), (15156, 91670), (16020, 86726), (16840, 82503), (18334, 75780), (18540, 74938), (18945, 73336), (25260, 55002), (27501, 50520), (30312, 45835), (32040, 43363), (36668, 37890), (37080, 37469)]